17870164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 33801768

約数和(自身を除く): 15931604

約数列:

[1, 2, 4, 13, 26, 52, 401, 802, 857, 1604, 1714, 3428, 5213, 10426, 11141, 20852, 22282, 44564, 343657, 687314, 1374628, 4467541, 8935082, 17870164]

約数ペア:

[(1, 17870164), (2, 8935082), (4, 4467541), (13, 1374628), (26, 687314), (52, 343657), (401, 44564), (802, 22282), (857, 20852), (1604, 11141), (1714, 10426), (3428, 5213)]