20176552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13487}}^1$

素因数の和:13521

約数の個数: 32

約数和(自身を含む): 43701120

約数和(自身を除く): 23524568

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13487, 26974, 53948, 107896, 148357, 229279, 296714, 458558, 593428, 917116, 1186856, 1834232, 2522069, 5044138, 10088276, 20176552]

約数ペア:

[(1, 20176552), (2, 10088276), (4, 5044138), (8, 2522069), (11, 1834232), (17, 1186856), (22, 917116), (34, 593428), (44, 458558), (68, 296714), (88, 229279), (136, 148357), (187, 107896), (374, 53948), (748, 26974), (1496, 13487)]