18620210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{266003}}^1$

素因数の和:266017

約数の個数: 16

約数和(自身を含む): 38304576

約数和(自身を除く): 19684366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 266003, 532006, 1330015, 1862021, 2660030, 3724042, 9310105, 18620210]

約数ペア:

[(1, 18620210), (2, 9310105), (5, 3724042), (7, 2660030), (10, 1862021), (14, 1330015), (35, 532006), (70, 266003)]