19424744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{613}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 38792520

約数和(自身を除く): 19367776

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 233, 466, 613, 932, 1226, 1864, 2452, 3961, 4904, 7922, 10421, 15844, 20842, 31688, 41684, 83368, 142829, 285658, 571316, 1142632, 2428093, 4856186, 9712372, 19424744]

約数ペア:

[(1, 19424744), (2, 9712372), (4, 4856186), (8, 2428093), (17, 1142632), (34, 571316), (68, 285658), (136, 142829), (233, 83368), (466, 41684), (613, 31688), (932, 20842), (1226, 15844), (1864, 10421), (2452, 7922), (3961, 4904)]