2018205774

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 5140396800

約数和(自身を除く): 3122191026

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 43, 54, 74, 78, 86, 111, 117, 129, 139, 169, 222, 234, 258, 278, 333, 338, 351, 387, 417, 481, 507, 559, 666, 702, 774, 834, 962, 999, 1014, 1118, 1161, 1251, 1443, 1521, 1591, 1677, 1807, 1998, 2322, 2502, 2886, 3042, 3182, 3354, 3614, 3753, 4329, 4563, 4773, 5031, 5143, 5421, 5977, 6253, 7267, 7506, 8658, 9126, 9546, 10062, 10286, 10842, 11954, 12506, 12987, 14319, 14534, 15093, 15429, 16263, 17931, 18759, 20683, 21801, 23491, 25974, 28638, 30186, 30858, 32526, 35862, 37518, 41366, 42957, 43602, 46287, 46982, 48789, 53793, 56277, 62049, 65403, 66859, 70473, 77701, 85914, 92574, 97578, 107586, 112554, 124098, 130806, 133718, 138861, 140946, 155402, 161379, 168831, 186147, 196209, 200577, 211419, 221149, 233103, 268879, 277722, 322758, 337662, 372294, 392418, 401154, 422838, 442298, 466206, 537758, 558441, 601731, 634257, 663447, 699309, 806637, 869167, 1010113, 1116882, 1203462, 1268514, 1326894, 1398618, 1613274, 1738334, 1805193, 1990341, 2020226, 2097927, 2419911, 2607501, 2874937, 3030339, 3610386, 3980682, 4195854, 4839822, 5215002, 5749874, 5971023, 6060678, 7259733, 7822503, 8624811, 9091017, 11942046, 14519466, 15645006, 17249622, 18182034, 23467509, 25874433, 27273051, 37374181, 46935018, 51748866, 54546102, 74748362, 77623299, 112122543, 155246598, 224245086, 336367629, 672735258, 1009102887, 2018205774]

約数ペア:

[(1, 2018205774), (2, 1009102887), (3, 672735258), (6, 336367629), (9, 224245086), (13, 155246598), (18, 112122543), (26, 77623299), (27, 74748362), (37, 54546102), (39, 51748866), (43, 46935018), (54, 37374181), (74, 27273051), (78, 25874433), (86, 23467509), (111, 18182034), (117, 17249622), (129, 15645006), (139, 14519466), (169, 11942046), (222, 9091017), (234, 8624811), (258, 7822503), (278, 7259733), (333, 6060678), (338, 5971023), (351, 5749874), (387, 5215002), (417, 4839822), (481, 4195854), (507, 3980682), (559, 3610386), (666, 3030339), (702, 2874937), (774, 2607501), (834, 2419911), (962, 2097927), (999, 2020226), (1014, 1990341), (1118, 1805193), (1161, 1738334), (1251, 1613274), (1443, 1398618), (1521, 1326894), (1591, 1268514), (1677, 1203462), (1807, 1116882), (1998, 1010113), (2322, 869167), (2502, 806637), (2886, 699309), (3042, 663447), (3182, 634257), (3354, 601731), (3614, 558441), (3753, 537758), (4329, 466206), (4563, 442298), (4773, 422838), (5031, 401154), (5143, 392418), (5421, 372294), (5977, 337662), (6253, 322758), (7267, 277722), (7506, 268879), (8658, 233103), (9126, 221149), (9546, 211419), (10062, 200577), (10286, 196209), (10842, 186147), (11954, 168831), (12506, 161379), (12987, 155402), (14319, 140946), (14534, 138861), (15093, 133718), (15429, 130806), (16263, 124098), (17931, 112554), (18759, 107586), (20683, 97578), (21801, 92574), (23491, 85914), (25974, 77701), (28638, 70473), (30186, 66859), (30858, 65403), (32526, 62049), (35862, 56277), (37518, 53793), (41366, 48789), (42957, 46982), (43602, 46287)]