12730916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3251}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 24585120

約数和(自身を除く): 11854204

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3251, 3916, 6502, 13004, 35761, 71522, 143044, 289339, 578678, 1157356, 3182729, 6365458, 12730916]

約数ペア:

[(1, 12730916), (2, 6365458), (4, 3182729), (11, 1157356), (22, 578678), (44, 289339), (89, 143044), (178, 71522), (356, 35761), (979, 13004), (1958, 6502), (3251, 3916)]