12665488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71963}}^1$

素因数の和:71982

約数の個数: 20

約数和(自身を含む): 26770608

約数和(自身を除く): 14105120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 71963, 143926, 287852, 575704, 791593, 1151408, 1583186, 3166372, 6332744, 12665488]

約数ペア:

[(1, 12665488), (2, 6332744), (4, 3166372), (8, 1583186), (11, 1151408), (16, 791593), (22, 575704), (44, 287852), (88, 143926), (176, 71963)]