19230116

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4931

約数の個数: 24

約数和(自身を含む): 35939904

約数和(自身を除く): 16709788

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 4861, 9722, 19444, 111803, 209023, 223606, 418046, 447212, 836092, 4807529, 9615058, 19230116]

約数ペア:

[(1, 19230116), (2, 9615058), (4, 4807529), (23, 836092), (43, 447212), (46, 418046), (86, 223606), (92, 209023), (172, 111803), (989, 19444), (1978, 9722), (3956, 4861)]