20121882

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10513}}^1$

素因数の和:10558

約数の個数: 32

約数和(自身を含む): 45420480

約数和(自身を除く): 25298598

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10513, 21026, 31539, 63078, 115643, 231286, 304877, 346929, 609754, 693858, 914631, 1829262, 3353647, 6707294, 10060941, 20121882]

約数ペア:

[(1, 20121882), (2, 10060941), (3, 6707294), (6, 3353647), (11, 1829262), (22, 914631), (29, 693858), (33, 609754), (58, 346929), (66, 304877), (87, 231286), (174, 115643), (319, 63078), (638, 31539), (957, 21026), (1914, 10513)]