18200830

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9239}}^1$

素因数の和:9443

約数の個数: 16

約数和(自身を含む): 32931360

約数和(自身を除く): 14730530

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 9239, 18478, 46195, 92390, 1820083, 3640166, 9100415, 18200830]

約数ペア:

[(1, 18200830), (2, 9100415), (5, 3640166), (10, 1820083), (197, 92390), (394, 46195), (985, 18478), (1970, 9239)]