22142978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 39372480

約数和(自身を除く): 17229502

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 557, 1114, 1529, 1807, 3058, 3614, 6127, 7241, 12254, 14482, 19877, 39754, 77423, 79651, 154846, 159302, 851653, 1006499, 1703306, 2012998, 11071489, 22142978]

約数ペア:

[(1, 22142978), (2, 11071489), (11, 2012998), (13, 1703306), (22, 1006499), (26, 851653), (139, 159302), (143, 154846), (278, 79651), (286, 77423), (557, 39754), (1114, 19877), (1529, 14482), (1807, 12254), (3058, 7241), (3614, 6127)]