20105608

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81071}}^1$

素因数の和:81108

約数の個数: 16

約数和(自身を含む): 38914560

約数和(自身を除く): 18808952

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81071, 162142, 324284, 648568, 2513201, 5026402, 10052804, 20105608]

約数ペア:

[(1, 20105608), (2, 10052804), (4, 5026402), (8, 2513201), (31, 648568), (62, 324284), (124, 162142), (248, 81071)]