20123407318

素因数分解:

$2^1\times 7^3\times {\mathrm{3917}}^1\times {\mathrm{7489}}^1$

素因数の和:11429

約数の個数: 32

約数和(自身を含む): 35214984000

約数和(自身を除く): 15091576682

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 3917, 7489, 7834, 14978, 27419, 52423, 54838, 104846, 191933, 366961, 383866, 733922, 1343531, 2568727, 2687062, 5137454, 29334413, 58668826, 205340891, 410681782, 1437386237, 2874772474, 10061703659, 20123407318]

約数ペア:

[(1, 20123407318), (2, 10061703659), (7, 2874772474), (14, 1437386237), (49, 410681782), (98, 205340891), (343, 58668826), (686, 29334413), (3917, 5137454), (7489, 2687062), (7834, 2568727), (14978, 1343531), (27419, 733922), (52423, 383866), (54838, 366961), (104846, 191933)]