1999672016

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1582019}}^1$

素因数の和:1582106

約数の個数: 20

約数和(自身を含む): 3923409600

約数和(自身を除く): 1923737584

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 1582019, 3164038, 6328076, 12656152, 25312304, 124979501, 249959002, 499918004, 999836008, 1999672016]

約数ペア:

[(1, 1999672016), (2, 999836008), (4, 499918004), (8, 249959002), (16, 124979501), (79, 25312304), (158, 12656152), (316, 6328076), (632, 3164038), (1264, 1582019)]