18065796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{499}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 30318204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 431, 499, 862, 998, 1293, 1497, 1724, 1996, 2586, 2994, 3017, 3493, 5172, 5988, 6034, 6986, 9051, 10479, 12068, 13972, 18102, 20958, 36204, 41916, 215069, 430138, 645207, 860276, 1290414, 1505483, 2580828, 3010966, 4516449, 6021932, 9032898, 18065796]

約数ペア:

[(1, 18065796), (2, 9032898), (3, 6021932), (4, 4516449), (6, 3010966), (7, 2580828), (12, 1505483), (14, 1290414), (21, 860276), (28, 645207), (42, 430138), (84, 215069), (431, 41916), (499, 36204), (862, 20958), (998, 18102), (1293, 13972), (1497, 12068), (1724, 10479), (1996, 9051), (2586, 6986), (2994, 6034), (3017, 5988), (3493, 5172)]