87967198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{20297}}^1$

素因数の和:20507

約数の個数: 16

約数和(自身を含む): 144684144

約数和(自身を除く): 56716946

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 20297, 40594, 223267, 446534, 3998509, 7997018, 43983599, 87967198]

約数ペア:

[(1, 87967198), (2, 43983599), (11, 7997018), (22, 3998509), (197, 446534), (394, 223267), (2167, 40594), (4334, 20297)]