18745078

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2671}}^1$

素因数の和:2724

約数の個数: 24

約数和(自身を含む): 31983840

約数和(自身を除く): 13238762

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 2671, 3509, 5342, 7018, 29381, 58762, 77459, 154918, 323191, 646382, 852049, 1704098, 9372539, 18745078]

約数ペア:

[(1, 18745078), (2, 9372539), (11, 1704098), (22, 852049), (29, 646382), (58, 323191), (121, 154918), (242, 77459), (319, 58762), (638, 29381), (2671, 7018), (3509, 5342)]