18288340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130631}}^1$

素因数の和:130647

約数の個数: 24

約数和(自身を含む): 43892352

約数和(自身を除く): 25604012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130631, 261262, 522524, 653155, 914417, 1306310, 1828834, 2612620, 3657668, 4572085, 9144170, 18288340]

約数ペア:

[(1, 18288340), (2, 9144170), (4, 4572085), (5, 3657668), (7, 2612620), (10, 1828834), (14, 1306310), (20, 914417), (28, 653155), (35, 522524), (70, 261262), (140, 130631)]