18612795

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 12030405

約数列:

[1, 3, 5, 15, 79, 113, 139, 237, 339, 395, 417, 565, 695, 1185, 1695, 2085, 8927, 10981, 15707, 26781, 32943, 44635, 47121, 54905, 78535, 133905, 164715, 235605, 1240853, 3722559, 6204265, 18612795]

約数ペア:

[(1, 18612795), (3, 6204265), (5, 3722559), (15, 1240853), (79, 235605), (113, 164715), (139, 133905), (237, 78535), (339, 54905), (395, 47121), (417, 44635), (565, 32943), (695, 26781), (1185, 15707), (1695, 10981), (2085, 8927)]