20853664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50129}}^1$

素因数の和:50152

約数の個数: 24

約数和(自身を含む): 44214660

約数和(自身を除く): 23360996

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50129, 100258, 200516, 401032, 651677, 802064, 1303354, 1604128, 2606708, 5213416, 10426832, 20853664]

約数ペア:

[(1, 20853664), (2, 10426832), (4, 5213416), (8, 2606708), (13, 1604128), (16, 1303354), (26, 802064), (32, 651677), (52, 401032), (104, 200516), (208, 100258), (416, 50129)]