20158746

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 21313254

約数列:

[1, 2, 3, 6, 71, 79, 142, 158, 213, 237, 426, 474, 599, 1198, 1797, 3594, 5609, 11218, 16827, 33654, 42529, 47321, 85058, 94642, 127587, 141963, 255174, 283926, 3359791, 6719582, 10079373, 20158746]

約数ペア:

[(1, 20158746), (2, 10079373), (3, 6719582), (6, 3359791), (71, 283926), (79, 255174), (142, 141963), (158, 127587), (213, 94642), (237, 85058), (426, 47321), (474, 42529), (599, 33654), (1198, 16827), (1797, 11218), (3594, 5609)]