20661124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 39576096

約数和(自身を除く): 18914972

約数列:

[1, 2, 4, 11, 22, 44, 401, 802, 1171, 1604, 2342, 4411, 4684, 8822, 12881, 17644, 25762, 51524, 469571, 939142, 1878284, 5165281, 10330562, 20661124]

約数ペア:

[(1, 20661124), (2, 10330562), (4, 5165281), (11, 1878284), (22, 939142), (44, 469571), (401, 51524), (802, 25762), (1171, 17644), (1604, 12881), (2342, 8822), (4411, 4684)]