18140556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{215959}}^1$

素因数の和:215973

約数の個数: 24

約数和(自身を含む): 48375040

約数和(自身を除く): 30234484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 215959, 431918, 647877, 863836, 1295754, 1511713, 2591508, 3023426, 4535139, 6046852, 9070278, 18140556]

約数ペア:

[(1, 18140556), (2, 9070278), (3, 6046852), (4, 4535139), (6, 3023426), (7, 2591508), (12, 1511713), (14, 1295754), (21, 863836), (28, 647877), (42, 431918), (84, 215959)]