17946372020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14710141}}^1$

素因数の和:14710211

約数の個数: 24

約数和(自身を含む): 38305209768

約数和(自身を除く): 20358837748

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 14710141, 29420282, 58840564, 73550705, 147101410, 294202820, 897318601, 1794637202, 3589274404, 4486593005, 8973186010, 17946372020]

約数ペア:

[(1, 17946372020), (2, 8973186010), (4, 4486593005), (5, 3589274404), (10, 1794637202), (20, 897318601), (61, 294202820), (122, 147101410), (244, 73550705), (305, 58840564), (610, 29420282), (1220, 14710141)]