20283354

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 57886920

約数和(自身を除く): 37603566

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 29, 39, 42, 49, 58, 61, 63, 78, 87, 91, 98, 117, 122, 126, 147, 174, 182, 183, 203, 234, 261, 273, 294, 366, 377, 406, 427, 441, 522, 546, 549, 609, 637, 754, 793, 819, 854, 882, 1098, 1131, 1218, 1274, 1281, 1421, 1586, 1638, 1769, 1827, 1911, 2262, 2379, 2562, 2639, 2842, 2989, 3393, 3538, 3654, 3822, 3843, 4263, 4758, 5278, 5307, 5551, 5733, 5978, 6786, 7137, 7686, 7917, 8526, 8967, 10614, 11102, 11466, 12383, 12789, 14274, 15834, 15921, 16653, 17934, 18473, 22997, 23751, 24766, 25578, 26901, 31842, 33306, 36946, 37149, 38857, 45994, 47502, 49959, 53802, 55419, 68991, 74298, 77714, 86681, 99918, 110838, 111447, 116571, 137982, 160979, 166257, 173362, 206973, 222894, 233142, 260043, 321958, 332514, 349713, 413946, 482937, 520086, 699426, 780129, 965874, 1126853, 1448811, 1560258, 2253706, 2897622, 3380559, 6761118, 10141677, 20283354]

約数ペア:

[(1, 20283354), (2, 10141677), (3, 6761118), (6, 3380559), (7, 2897622), (9, 2253706), (13, 1560258), (14, 1448811), (18, 1126853), (21, 965874), (26, 780129), (29, 699426), (39, 520086), (42, 482937), (49, 413946), (58, 349713), (61, 332514), (63, 321958), (78, 260043), (87, 233142), (91, 222894), (98, 206973), (117, 173362), (122, 166257), (126, 160979), (147, 137982), (174, 116571), (182, 111447), (183, 110838), (203, 99918), (234, 86681), (261, 77714), (273, 74298), (294, 68991), (366, 55419), (377, 53802), (406, 49959), (427, 47502), (441, 45994), (522, 38857), (546, 37149), (549, 36946), (609, 33306), (637, 31842), (754, 26901), (793, 25578), (819, 24766), (854, 23751), (882, 22997), (1098, 18473), (1131, 17934), (1218, 16653), (1274, 15921), (1281, 15834), (1421, 14274), (1586, 12789), (1638, 12383), (1769, 11466), (1827, 11102), (1911, 10614), (2262, 8967), (2379, 8526), (2562, 7917), (2639, 7686), (2842, 7137), (2989, 6786), (3393, 5978), (3538, 5733), (3654, 5551), (3822, 5307), (3843, 5278), (4263, 4758)]