19611608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{144203}}^1$

素因数の和:144226

約数の個数: 16

約数和(自身を含む): 38935080

約数和(自身を除く): 19323472

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 144203, 288406, 576812, 1153624, 2451451, 4902902, 9805804, 19611608]

約数ペア:

[(1, 19611608), (2, 9805804), (4, 4902902), (8, 2451451), (17, 1153624), (34, 576812), (68, 288406), (136, 144203)]