20507292

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1511}}^1$

素因数の和:1563

約数の個数: 72

約数和(自身を含む): 57788640

約数和(自身を除く): 37281348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 1511, 2262, 3022, 3393, 4524, 4533, 6044, 6786, 9066, 13572, 13599, 18132, 19643, 27198, 39286, 43819, 54396, 58929, 78572, 87638, 117858, 131457, 175276, 176787, 235716, 262914, 353574, 394371, 525828, 569647, 707148, 788742, 1139294, 1577484, 1708941, 2278588, 3417882, 5126823, 6835764, 10253646, 20507292]

約数ペア:

[(1, 20507292), (2, 10253646), (3, 6835764), (4, 5126823), (6, 3417882), (9, 2278588), (12, 1708941), (13, 1577484), (18, 1139294), (26, 788742), (29, 707148), (36, 569647), (39, 525828), (52, 394371), (58, 353574), (78, 262914), (87, 235716), (116, 176787), (117, 175276), (156, 131457), (174, 117858), (234, 87638), (261, 78572), (348, 58929), (377, 54396), (468, 43819), (522, 39286), (754, 27198), (1044, 19643), (1131, 18132), (1508, 13599), (1511, 13572), (2262, 9066), (3022, 6786), (3393, 6044), (4524, 4533)]