20161532180

素因数分解:

$2^2\times 5^1\times {\mathrm{31333}}^1\times {\mathrm{32173}}^1$

素因数の和:63515

約数の個数: 24

約数和(自身を含む): 42341884872

約数和(自身を除く): 22180352692

約数列:

[1, 2, 4, 5, 10, 20, 31333, 32173, 62666, 64346, 125332, 128692, 156665, 160865, 313330, 321730, 626660, 643460, 1008076609, 2016153218, 4032306436, 5040383045, 10080766090, 20161532180]

約数ペア:

[(1, 20161532180), (2, 10080766090), (4, 5040383045), (5, 4032306436), (10, 2016153218), (20, 1008076609), (31333, 643460), (32173, 626660), (62666, 321730), (64346, 313330), (125332, 160865), (128692, 156665)]