219953786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{497633}}^1$

素因数の和:497665

約数の個数: 16

約数和(自身を含む): 376211304

約数和(自身を除く): 156257518

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 497633, 995266, 6469229, 8459761, 12938458, 16919522, 109976893, 219953786]

約数ペア:

[(1, 219953786), (2, 109976893), (13, 16919522), (17, 12938458), (26, 8459761), (34, 6469229), (221, 995266), (442, 497633)]