19145325

素因数分解:

$3^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 31782688

約数和(自身を除く): 12637363

約数列:

[1, 3, 5, 15, 25, 75, 397, 643, 1191, 1929, 1985, 3215, 5955, 9645, 9925, 16075, 29775, 48225, 255271, 765813, 1276355, 3829065, 6381775, 19145325]

約数ペア:

[(1, 19145325), (3, 6381775), (5, 3829065), (15, 1276355), (25, 765813), (75, 255271), (397, 48225), (643, 29775), (1191, 16075), (1929, 9925), (1985, 9645), (3215, 5955)]