20656854

素因数分解:

$2^1\times 3^2\times {\mathrm{353}}^1\times {\mathrm{3251}}^1$

素因数の和:3612

約数の個数: 24

約数和(自身を含む): 44897112

約数和(自身を除く): 24240258

約数列:

[1, 2, 3, 6, 9, 18, 353, 706, 1059, 2118, 3177, 3251, 6354, 6502, 9753, 19506, 29259, 58518, 1147603, 2295206, 3442809, 6885618, 10328427, 20656854]

約数ペア:

[(1, 20656854), (2, 10328427), (3, 6885618), (6, 3442809), (9, 2295206), (18, 1147603), (353, 58518), (706, 29259), (1059, 19506), (2118, 9753), (3177, 6502), (3251, 6354)]