18201706

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1103}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 28191744

約数和(自身を除く): 9990038

約数列:

[1, 2, 37, 74, 223, 446, 1103, 2206, 8251, 16502, 40811, 81622, 245969, 491938, 9100853, 18201706]

約数ペア:

[(1, 18201706), (2, 9100853), (37, 491938), (74, 245969), (223, 81622), (446, 40811), (1103, 16502), (2206, 8251)]