20010032

素因数分解:

$2^4\times 7^2\times {\mathrm{25523}}^1$

素因数の和:25545

約数の個数: 30

約数和(自身を含む): 45100908

約数和(自身を除く): 25090876

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25523, 51046, 102092, 178661, 204184, 357322, 408368, 714644, 1250627, 1429288, 2501254, 2858576, 5002508, 10005016, 20010032]

約数ペア:

[(1, 20010032), (2, 10005016), (4, 5002508), (7, 2858576), (8, 2501254), (14, 1429288), (16, 1250627), (28, 714644), (49, 408368), (56, 357322), (98, 204184), (112, 178661), (196, 102092), (392, 51046), (784, 25523)]