19146530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4751}}^1$

素因数の和:4802

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 19173598

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4751, 9502, 23755, 47510, 61763, 123526, 147281, 294562, 308815, 617630, 736405, 1472810, 1914653, 3829306, 9573265, 19146530]

約数ペア:

[(1, 19146530), (2, 9573265), (5, 3829306), (10, 1914653), (13, 1472810), (26, 736405), (31, 617630), (62, 308815), (65, 294562), (130, 147281), (155, 123526), (310, 61763), (403, 47510), (806, 23755), (2015, 9502), (4030, 4751)]