20129054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 35271936

約数和(自身を除く): 15142882

約数列:

[1, 2, 11, 17, 22, 34, 107, 187, 214, 374, 503, 1006, 1177, 1819, 2354, 3638, 5533, 8551, 11066, 17102, 20009, 40018, 53821, 94061, 107642, 188122, 592031, 914957, 1184062, 1829914, 10064527, 20129054]

約数ペア:

[(1, 20129054), (2, 10064527), (11, 1829914), (17, 1184062), (22, 914957), (34, 592031), (107, 188122), (187, 107642), (214, 94061), (374, 53821), (503, 40018), (1006, 20009), (1177, 17102), (1819, 11066), (2354, 8551), (3638, 5533)]