20336876

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1373}}^1$

素因数の和:1430

約数の個数: 36

約数和(自身を含む): 42550032

約数和(自身を除く): 22213156

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 1373, 2116, 2746, 3703, 5492, 7406, 9611, 14812, 19222, 31579, 38444, 63158, 126316, 221053, 442106, 726317, 884212, 1452634, 2905268, 5084219, 10168438, 20336876]

約数ペア:

[(1, 20336876), (2, 10168438), (4, 5084219), (7, 2905268), (14, 1452634), (23, 884212), (28, 726317), (46, 442106), (92, 221053), (161, 126316), (322, 63158), (529, 38444), (644, 31579), (1058, 19222), (1373, 14812), (2116, 9611), (2746, 7406), (3703, 5492)]