20904496

素因数分解:

$2^4\times {\mathrm{769}}^1\times {\mathrm{1699}}^1$

素因数の和:2476

約数の個数: 20

約数和(自身を含む): 40579000

約数和(自身を除く): 19674504

約数列:

[1, 2, 4, 8, 16, 769, 1538, 1699, 3076, 3398, 6152, 6796, 12304, 13592, 27184, 1306531, 2613062, 5226124, 10452248, 20904496]

約数ペア:

[(1, 20904496), (2, 10452248), (4, 5226124), (8, 2613062), (16, 1306531), (769, 27184), (1538, 13592), (1699, 12304), (3076, 6796), (3398, 6152)]