201720718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{32009}}^1$

素因数の和:32171

約数の個数: 16

約数和(自身を含む): 318051360

約数和(自身を除く): 116330642

約数列:

[1, 2, 23, 46, 137, 274, 3151, 6302, 32009, 64018, 736207, 1472414, 4385233, 8770466, 100860359, 201720718]

約数ペア:

[(1, 201720718), (2, 100860359), (23, 8770466), (46, 4385233), (137, 1472414), (274, 736207), (3151, 64018), (6302, 32009)]