18587090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 34712064

約数和(自身を除く): 16124974

約数列:

[1, 2, 5, 10, 47, 71, 94, 142, 235, 355, 470, 557, 710, 1114, 2785, 3337, 5570, 6674, 16685, 26179, 33370, 39547, 52358, 79094, 130895, 197735, 261790, 395470, 1858709, 3717418, 9293545, 18587090]

約数ペア:

[(1, 18587090), (2, 9293545), (5, 3717418), (10, 1858709), (47, 395470), (71, 261790), (94, 197735), (142, 130895), (235, 79094), (355, 52358), (470, 39547), (557, 33370), (710, 26179), (1114, 16685), (2785, 6674), (3337, 5570)]