19854298

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1571}}^1$

素因数の和:1733

約数の個数: 16

約数和(自身を含む): 30559680

約数和(自身を除く): 10705382

約数列:

[1, 2, 71, 89, 142, 178, 1571, 3142, 6319, 12638, 111541, 139819, 223082, 279638, 9927149, 19854298]

約数ペア:

[(1, 19854298), (2, 9927149), (71, 279638), (89, 223082), (142, 139819), (178, 111541), (1571, 12638), (3142, 6319)]