20180976810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9474637}}^1$

素因数の和:9474718

約数の個数: 32

約数和(自身を含む): 49116523392

約数和(自身を除く): 28935546582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9474637, 18949274, 28423911, 47373185, 56847822, 94746370, 142119555, 284239110, 672699227, 1345398454, 2018097681, 3363496135, 4036195362, 6726992270, 10090488405, 20180976810]

約数ペア:

[(1, 20180976810), (2, 10090488405), (3, 6726992270), (5, 4036195362), (6, 3363496135), (10, 2018097681), (15, 1345398454), (30, 672699227), (71, 284239110), (142, 142119555), (213, 94746370), (355, 56847822), (426, 47373185), (710, 28423911), (1065, 18949274), (2130, 9474637)]