19342885

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 24845184

約数和(自身を除く): 5502299

約数列:

[1, 5, 23, 71, 103, 115, 355, 515, 529, 1633, 2369, 2645, 7313, 8165, 11845, 36565, 37559, 54487, 168199, 187795, 272435, 840995, 3868577, 19342885]

約数ペア:

[(1, 19342885), (5, 3868577), (23, 840995), (71, 272435), (103, 187795), (115, 168199), (355, 54487), (515, 37559), (529, 36565), (1633, 11845), (2369, 8165), (2645, 7313)]