18796323

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2275

約数の個数: 32

約数和(自身を含む): 31854592

約数和(自身を除く): 13058269

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2221, 2821, 6663, 8463, 15547, 28873, 46641, 68851, 86619, 202111, 206553, 481957, 606333, 895063, 1445871, 2685189, 6265441, 18796323]

約数ペア:

[(1, 18796323), (3, 6265441), (7, 2685189), (13, 1445871), (21, 895063), (31, 606333), (39, 481957), (91, 206553), (93, 202111), (217, 86619), (273, 68851), (403, 46641), (651, 28873), (1209, 15547), (2221, 8463), (2821, 6663)]