20238704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2073

約数の個数: 40

約数和(自身を含む): 42662448

約数和(自身を除く): 22423744

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 2011, 2516, 4022, 5032, 8044, 10064, 16088, 32176, 34187, 68374, 74407, 136748, 148814, 273496, 297628, 546992, 595256, 1190512, 1264919, 2529838, 5059676, 10119352, 20238704]

約数ペア:

[(1, 20238704), (2, 10119352), (4, 5059676), (8, 2529838), (16, 1264919), (17, 1190512), (34, 595256), (37, 546992), (68, 297628), (74, 273496), (136, 148814), (148, 136748), (272, 74407), (296, 68374), (592, 34187), (629, 32176), (1258, 16088), (2011, 10064), (2516, 8044), (4022, 5032)]