18129910

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9203}}^1$

素因数の和:9407

約数の個数: 16

約数和(自身を含む): 32803056

約数和(自身を除く): 14673146

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 9203, 18406, 46015, 92030, 1812991, 3625982, 9064955, 18129910]

約数ペア:

[(1, 18129910), (2, 9064955), (5, 3625982), (10, 1812991), (197, 92030), (394, 46015), (985, 18406), (1970, 9203)]