20210640904

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{16730663}}^1$

素因数の和:16730820

約数の個数: 16

約数和(自身を含む): 38145913920

約数和(自身を除く): 17935273016

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 16730663, 33461326, 66922652, 133845304, 2526330113, 5052660226, 10105320452, 20210640904]

約数ペア:

[(1, 20210640904), (2, 10105320452), (4, 5052660226), (8, 2526330113), (151, 133845304), (302, 66922652), (604, 33461326), (1208, 16730663)]