20248165

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25153}}^1$

素因数の和:25188

約数の個数: 16

約数和(自身を含む): 28977408

約数和(自身を除く): 8729243

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25153, 125765, 176071, 578519, 880355, 2892595, 4049633, 20248165]

約数ペア:

[(1, 20248165), (5, 4049633), (7, 2892595), (23, 880355), (35, 578519), (115, 176071), (161, 125765), (805, 25153)]