8981642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1$

素因数の和:3421

約数の個数: 16

約数和(自身を含む): 14385600

約数和(自身を除く): 5403958

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 3329, 6658, 63251, 126502, 236359, 472718, 4490821, 8981642]

約数ペア:

[(1, 8981642), (2, 4490821), (19, 472718), (38, 236359), (71, 126502), (142, 63251), (1349, 6658), (2698, 3329)]