20528386

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{709}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 31898880

約数和(自身を除く): 11370494

約数列:

[1, 2, 31, 62, 467, 709, 934, 1418, 14477, 21979, 28954, 43958, 331103, 662206, 10264193, 20528386]

約数ペア:

[(1, 20528386), (2, 10264193), (31, 662206), (62, 331103), (467, 43958), (709, 28954), (934, 21979), (1418, 14477)]