31404494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{13859}}^1$

素因数の和:13975

約数の個数: 16

約数和(自身を含む): 51891840

約数和(自身を除く): 20487346

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 13859, 27718, 152449, 304898, 1427477, 2854954, 15702247, 31404494]

約数ペア:

[(1, 31404494), (2, 15702247), (11, 2854954), (22, 1427477), (103, 304898), (206, 152449), (1133, 27718), (2266, 13859)]