1861804

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 4032000

約数和(自身を除く): 2170196

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 59, 92, 98, 118, 161, 196, 236, 322, 343, 413, 644, 686, 826, 1127, 1357, 1372, 1652, 2254, 2714, 2891, 4508, 5428, 5782, 7889, 9499, 11564, 15778, 18998, 20237, 31556, 37996, 40474, 66493, 80948, 132986, 265972, 465451, 930902, 1861804]

約数ペア:

[(1, 1861804), (2, 930902), (4, 465451), (7, 265972), (14, 132986), (23, 80948), (28, 66493), (46, 40474), (49, 37996), (59, 31556), (92, 20237), (98, 18998), (118, 15778), (161, 11564), (196, 9499), (236, 7889), (322, 5782), (343, 5428), (413, 4508), (644, 2891), (686, 2714), (826, 2254), (1127, 1652), (1357, 1372)]