18634420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{133103}}^1$

素因数の和:133119

約数の個数: 24

約数和(自身を含む): 44722944

約数和(自身を除く): 26088524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 133103, 266206, 532412, 665515, 931721, 1331030, 1863442, 2662060, 3726884, 4658605, 9317210, 18634420]

約数ペア:

[(1, 18634420), (2, 9317210), (4, 4658605), (5, 3726884), (7, 2662060), (10, 1863442), (14, 1331030), (20, 931721), (28, 665515), (35, 532412), (70, 266206), (140, 133103)]