20803804558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{3557}}^1\times {\mathrm{153913}}^1$

素因数の和:157491

約数の個数: 16

約数和(自身を含む): 32857560720

約数和(自身を除く): 12053756162

約数列:

[1, 2, 19, 38, 3557, 7114, 67583, 135166, 153913, 307826, 2924347, 5848694, 547468541, 1094937082, 10401902279, 20803804558]

約数ペア:

[(1, 20803804558), (2, 10401902279), (19, 1094937082), (38, 547468541), (3557, 5848694), (7114, 2924347), (67583, 307826), (135166, 153913)]