20852624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3457}}^1$

素因数の和:3507

約数の個数: 40

約数和(自身を含む): 45023160

約数和(自身を除く): 24170536

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 3457, 6032, 6914, 13828, 27656, 44941, 55312, 89882, 100253, 179764, 200506, 359528, 401012, 719056, 802024, 1303289, 1604048, 2606578, 5213156, 10426312, 20852624]

約数ペア:

[(1, 20852624), (2, 10426312), (4, 5213156), (8, 2606578), (13, 1604048), (16, 1303289), (26, 802024), (29, 719056), (52, 401012), (58, 359528), (104, 200506), (116, 179764), (208, 100253), (232, 89882), (377, 55312), (464, 44941), (754, 27656), (1508, 13828), (3016, 6914), (3457, 6032)]