19682168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1171}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 40504320

約数和(自身を除く): 20822152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 191, 382, 764, 1171, 1528, 2101, 2342, 4202, 4684, 8404, 9368, 12881, 16808, 25762, 51524, 103048, 223661, 447322, 894644, 1789288, 2460271, 4920542, 9841084, 19682168]

約数ペア:

[(1, 19682168), (2, 9841084), (4, 4920542), (8, 2460271), (11, 1789288), (22, 894644), (44, 447322), (88, 223661), (191, 103048), (382, 51524), (764, 25762), (1171, 16808), (1528, 12881), (2101, 9368), (2342, 8404), (4202, 4684)]