20994042

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 43250112

約数和(自身を除く): 22256070

約数列:

[1, 2, 3, 6, 53, 106, 107, 159, 214, 318, 321, 617, 642, 1234, 1851, 3702, 5671, 11342, 17013, 32701, 34026, 65402, 66019, 98103, 132038, 196206, 198057, 396114, 3499007, 6998014, 10497021, 20994042]

約数ペア:

[(1, 20994042), (2, 10497021), (3, 6998014), (6, 3499007), (53, 396114), (106, 198057), (107, 196206), (159, 132038), (214, 98103), (318, 66019), (321, 65402), (617, 34026), (642, 32701), (1234, 17013), (1851, 11342), (3702, 5671)]