13372296020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4258693}}^1$

素因数の和:4258859

約数の個数: 24

約数和(自身を含む): 28260693384

約数和(自身を除く): 14888397364

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4258693, 8517386, 17034772, 21293465, 42586930, 85173860, 668614801, 1337229602, 2674459204, 3343074005, 6686148010, 13372296020]

約数ペア:

[(1, 13372296020), (2, 6686148010), (4, 3343074005), (5, 2674459204), (10, 1337229602), (20, 668614801), (157, 85173860), (314, 42586930), (628, 21293465), (785, 17034772), (1570, 8517386), (3140, 4258693)]