18428313

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{653}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 25741440

約数和(自身を除く): 7313127

約数列:

[1, 3, 23, 69, 409, 653, 1227, 1959, 9407, 15019, 28221, 45057, 267077, 801231, 6142771, 18428313]

約数ペア:

[(1, 18428313), (3, 6142771), (23, 801231), (69, 267077), (409, 45057), (653, 28221), (1227, 15019), (1959, 9407)]