1791728

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1112

約数の個数: 20

約数和(自身を含む): 3505728

約数和(自身を除く): 1714000

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 991, 1808, 1982, 3964, 7928, 15856, 111983, 223966, 447932, 895864, 1791728]

約数ペア:

[(1, 1791728), (2, 895864), (4, 447932), (8, 223966), (16, 111983), (113, 15856), (226, 7928), (452, 3964), (904, 1982), (991, 1808)]