20160664

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81293}}^1$

素因数の和:81330

約数の個数: 16

約数和(自身を含む): 39021120

約数和(自身を除く): 18860456

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81293, 162586, 325172, 650344, 2520083, 5040166, 10080332, 20160664]

約数ペア:

[(1, 20160664), (2, 10080332), (4, 5040166), (8, 2520083), (31, 650344), (62, 325172), (124, 162586), (248, 81293)]