20761624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11743}}^1$

素因数の和:11779

約数の個数: 32

約数和(自身を含む): 44392320

約数和(自身を除く): 23630696

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11743, 23486, 46972, 93944, 152659, 199631, 305318, 399262, 610636, 798524, 1221272, 1597048, 2595203, 5190406, 10380812, 20761624]

約数ペア:

[(1, 20761624), (2, 10380812), (4, 5190406), (8, 2595203), (13, 1597048), (17, 1221272), (26, 798524), (34, 610636), (52, 399262), (68, 305318), (104, 199631), (136, 152659), (221, 93944), (442, 46972), (884, 23486), (1768, 11743)]