20147647793

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1\times {\mathrm{2339}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 25075814400

約数和(自身を除く): 4928166607

約数列:

[1, 7, 13, 91, 103, 721, 919, 1339, 2339, 6433, 9373, 11947, 16373, 30407, 83629, 94657, 212849, 240917, 662599, 1230541, 1686419, 2149541, 3131921, 8613787, 15046787, 21923447, 27944033, 195608231, 221402723, 1549819061, 2878235399, 20147647793]

約数ペア:

[(1, 20147647793), (7, 2878235399), (13, 1549819061), (91, 221402723), (103, 195608231), (721, 27944033), (919, 21923447), (1339, 15046787), (2339, 8613787), (6433, 3131921), (9373, 2149541), (11947, 1686419), (16373, 1230541), (30407, 662599), (83629, 240917), (94657, 212849)]