20681064

素因数分解:

$2^3\times 3^2\times {\mathrm{287237}}^1$

素因数の和:287249

約数の個数: 24

約数和(自身を含む): 56011410

約数和(自身を除く): 35330346

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287237, 574474, 861711, 1148948, 1723422, 2297896, 2585133, 3446844, 5170266, 6893688, 10340532, 20681064]

約数ペア:

[(1, 20681064), (2, 10340532), (3, 6893688), (4, 5170266), (6, 3446844), (8, 2585133), (9, 2297896), (12, 1723422), (18, 1148948), (24, 861711), (36, 574474), (72, 287237)]