20448889204

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{441737}}^1$

素因数の和:441975

約数の個数: 24

約数和(自身を含む): 36512296128

約数和(自身を除く): 16063406924

約数列:

[1, 2, 4, 71, 142, 163, 284, 326, 652, 11573, 23146, 46292, 441737, 883474, 1766948, 31363327, 62726654, 72003131, 125453308, 144006262, 288012524, 5112222301, 10224444602, 20448889204]

約数ペア:

[(1, 20448889204), (2, 10224444602), (4, 5112222301), (71, 288012524), (142, 144006262), (163, 125453308), (284, 72003131), (326, 62726654), (652, 31363327), (11573, 1766948), (23146, 883474), (46292, 441737)]