18626993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5147}}^1$

素因数の和:5212

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 5094991

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5147, 36029, 56617, 241909, 396319, 1693363, 2660999, 18626993]

約数ペア:

[(1, 18626993), (7, 2660999), (11, 1693363), (47, 396319), (77, 241909), (329, 56617), (517, 36029), (3619, 5147)]