163608020

素因数分解:

$2^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{6857}}^1$

素因数の和:8059

約数の個数: 24

約数和(自身を含む): 343914984

約数和(自身を除く): 180306964

約数列:

[1, 2, 4, 5, 10, 20, 1193, 2386, 4772, 5965, 6857, 11930, 13714, 23860, 27428, 34285, 68570, 137140, 8180401, 16360802, 32721604, 40902005, 81804010, 163608020]

約数ペア:

[(1, 163608020), (2, 81804010), (4, 40902005), (5, 32721604), (10, 16360802), (20, 8180401), (1193, 137140), (2386, 68570), (4772, 34285), (5965, 27428), (6857, 23860), (11930, 13714)]