19288565

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 23811840

約数和(自身を除く): 4523275

約数列:

[1, 5, 47, 211, 235, 389, 1055, 1945, 9917, 18283, 49585, 82079, 91415, 410395, 3857713, 19288565]

約数ペア:

[(1, 19288565), (5, 3857713), (47, 410395), (211, 91415), (235, 82079), (389, 49585), (1055, 18283), (1945, 9917)]