20325831

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 27686400

約数和(自身を除く): 7360569

約数列:

[1, 3, 79, 139, 237, 417, 617, 1851, 10981, 32943, 48743, 85763, 146229, 257289, 6775277, 20325831]

約数ペア:

[(1, 20325831), (3, 6775277), (79, 257289), (139, 146229), (237, 85763), (417, 48743), (617, 32943), (1851, 10981)]