20163947216

素因数分解:

$2^4\times 7^1\times {\mathrm{180035243}}^1$

素因数の和:180035258

約数の個数: 20

約数和(自身を含む): 44648740512

約数和(自身を除く): 24484793296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180035243, 360070486, 720140972, 1260246701, 1440281944, 2520493402, 2880563888, 5040986804, 10081973608, 20163947216]

約数ペア:

[(1, 20163947216), (2, 10081973608), (4, 5040986804), (7, 2880563888), (8, 2520493402), (14, 1440281944), (16, 1260246701), (28, 720140972), (56, 360070486), (112, 180035243)]