402940988

素因数分解:

$2^2\times {\mathrm{9661}}^1\times {\mathrm{10427}}^1$

素因数の和:20092

約数の個数: 12

約数和(自身を含む): 705287352

約数和(自身を除く): 302346364

約数列:

[1, 2, 4, 9661, 10427, 19322, 20854, 38644, 41708, 100735247, 201470494, 402940988]

約数ペア:

[(1, 402940988), (2, 201470494), (4, 100735247), (9661, 41708), (10427, 38644), (19322, 20854)]