161220632

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{20627}}^1$

素因数の和:21610

約数の個数: 16

約数和(自身を含む): 302612760

約数和(自身を除く): 141392128

約数列:

[1, 2, 4, 8, 977, 1954, 3908, 7816, 20627, 41254, 82508, 165016, 20152579, 40305158, 80610316, 161220632]

約数ペア:

[(1, 161220632), (2, 80610316), (4, 40305158), (8, 20152579), (977, 165016), (1954, 82508), (3908, 41254), (7816, 20627)]