20807841652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2399}}^1\times {\mathrm{166799}}^1$

素因数の和:169215

約数の個数: 24

約数和(自身を含む): 39231360000

約数和(自身を除く): 18423518348

約数列:

[1, 2, 4, 13, 26, 52, 2399, 4798, 9596, 31187, 62374, 124748, 166799, 333598, 667196, 2168387, 4336774, 8673548, 400150801, 800301602, 1600603204, 5201960413, 10403920826, 20807841652]

約数ペア:

[(1, 20807841652), (2, 10403920826), (4, 5201960413), (13, 1600603204), (26, 800301602), (52, 400150801), (2399, 8673548), (4798, 4336774), (9596, 2168387), (31187, 667196), (62374, 333598), (124748, 166799)]