38557688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 83667600

約数和(自身を除く): 45109912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 79, 104, 152, 158, 169, 247, 316, 338, 361, 494, 632, 676, 722, 988, 1027, 1352, 1444, 1501, 1976, 2054, 2888, 3002, 3211, 4108, 4693, 6004, 6422, 8216, 9386, 12008, 12844, 13351, 18772, 19513, 25688, 26702, 28519, 37544, 39026, 53404, 57038, 61009, 78052, 106808, 114076, 122018, 156104, 228152, 244036, 253669, 370747, 488072, 507338, 741494, 1014676, 1482988, 2029352, 2965976, 4819711, 9639422, 19278844, 38557688]

約数ペア:

[(1, 38557688), (2, 19278844), (4, 9639422), (8, 4819711), (13, 2965976), (19, 2029352), (26, 1482988), (38, 1014676), (52, 741494), (76, 507338), (79, 488072), (104, 370747), (152, 253669), (158, 244036), (169, 228152), (247, 156104), (316, 122018), (338, 114076), (361, 106808), (494, 78052), (632, 61009), (676, 57038), (722, 53404), (988, 39026), (1027, 37544), (1352, 28519), (1444, 26702), (1501, 25688), (1976, 19513), (2054, 18772), (2888, 13351), (3002, 12844), (3211, 12008), (4108, 9386), (4693, 8216), (6004, 6422)]