20102874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 52254720

約数和(自身を除く): 32151846

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 23, 33, 34, 38, 41, 46, 51, 57, 66, 69, 82, 102, 114, 123, 138, 187, 209, 246, 253, 323, 374, 391, 418, 437, 451, 506, 561, 627, 646, 697, 759, 779, 782, 874, 902, 943, 969, 1122, 1173, 1254, 1311, 1353, 1394, 1518, 1558, 1886, 1938, 2091, 2337, 2346, 2622, 2706, 2829, 3553, 4182, 4301, 4674, 4807, 5658, 7106, 7429, 7667, 8569, 8602, 9614, 10373, 10659, 12903, 13243, 14421, 14858, 15334, 16031, 17138, 17917, 20746, 21318, 22287, 23001, 25707, 25806, 26486, 28842, 31119, 32062, 35834, 39729, 44574, 46002, 48093, 51414, 53751, 62238, 79458, 81719, 96186, 107502, 145673, 163438, 176341, 197087, 245157, 291346, 304589, 352682, 394174, 437019, 490314, 529023, 591261, 609178, 874038, 913767, 1058046, 1182522, 1827534, 3350479, 6700958, 10051437, 20102874]

約数ペア:

[(1, 20102874), (2, 10051437), (3, 6700958), (6, 3350479), (11, 1827534), (17, 1182522), (19, 1058046), (22, 913767), (23, 874038), (33, 609178), (34, 591261), (38, 529023), (41, 490314), (46, 437019), (51, 394174), (57, 352682), (66, 304589), (69, 291346), (82, 245157), (102, 197087), (114, 176341), (123, 163438), (138, 145673), (187, 107502), (209, 96186), (246, 81719), (253, 79458), (323, 62238), (374, 53751), (391, 51414), (418, 48093), (437, 46002), (451, 44574), (506, 39729), (561, 35834), (627, 32062), (646, 31119), (697, 28842), (759, 26486), (779, 25806), (782, 25707), (874, 23001), (902, 22287), (943, 21318), (969, 20746), (1122, 17917), (1173, 17138), (1254, 16031), (1311, 15334), (1353, 14858), (1394, 14421), (1518, 13243), (1558, 12903), (1886, 10659), (1938, 10373), (2091, 9614), (2337, 8602), (2346, 8569), (2622, 7667), (2706, 7429), (2829, 7106), (3553, 5658), (4182, 4807), (4301, 4674)]