20158648

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{42709}}^1$

素因数の和:42774

約数の個数: 16

約数和(自身を含む): 38439000

約数和(自身を除く): 18280352

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 42709, 85418, 170836, 341672, 2519831, 5039662, 10079324, 20158648]

約数ペア:

[(1, 20158648), (2, 10079324), (4, 5039662), (8, 2519831), (59, 341672), (118, 170836), (236, 85418), (472, 42709)]