19820504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13249}}^1$

素因数の和:13283

約数の個数: 32

約数和(自身を含む): 42930000

約数和(自身を除く): 23109496

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13249, 26498, 52996, 105992, 145739, 225233, 291478, 450466, 582956, 900932, 1165912, 1801864, 2477563, 4955126, 9910252, 19820504]

約数ペア:

[(1, 19820504), (2, 9910252), (4, 4955126), (8, 2477563), (11, 1801864), (17, 1165912), (22, 900932), (34, 582956), (44, 450466), (68, 291478), (88, 225233), (136, 145739), (187, 105992), (374, 52996), (748, 26498), (1496, 13249)]