18966140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16073}}^1$

素因数の和:16141

約数の個数: 24

約数和(自身を含む): 40506480

約数和(自身を除く): 21540340

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 16073, 32146, 64292, 80365, 160730, 321460, 948307, 1896614, 3793228, 4741535, 9483070, 18966140]

約数ペア:

[(1, 18966140), (2, 9483070), (4, 4741535), (5, 3793228), (10, 1896614), (20, 948307), (59, 321460), (118, 160730), (236, 80365), (295, 64292), (590, 32146), (1180, 16073)]