38051312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3081

約数の個数: 40

約数和(自身を含む): 80724000

約数和(自身を除く): 42672688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 2999, 3172, 5998, 6344, 11996, 12688, 23992, 38987, 47984, 77974, 155948, 182939, 311896, 365878, 623792, 731756, 1463512, 2378207, 2927024, 4756414, 9512828, 19025656, 38051312]

約数ペア:

[(1, 38051312), (2, 19025656), (4, 9512828), (8, 4756414), (13, 2927024), (16, 2378207), (26, 1463512), (52, 731756), (61, 623792), (104, 365878), (122, 311896), (208, 182939), (244, 155948), (488, 77974), (793, 47984), (976, 38987), (1586, 23992), (2999, 12688), (3172, 11996), (5998, 6344)]