18248020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130343}}^1$

素因数の和:130359

約数の個数: 24

約数和(自身を含む): 43795584

約数和(自身を除く): 25547564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130343, 260686, 521372, 651715, 912401, 1303430, 1824802, 2606860, 3649604, 4562005, 9124010, 18248020]

約数ペア:

[(1, 18248020), (2, 9124010), (4, 4562005), (5, 3649604), (7, 2606860), (10, 1824802), (14, 1303430), (20, 912401), (28, 651715), (35, 521372), (70, 260686), (140, 130343)]