20284912

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40897}}^1$

素因数の和:40936

約数の個数: 20

約数和(自身を含む): 40570816

約数和(自身を除く): 20285904

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40897, 81794, 163588, 327176, 654352, 1267807, 2535614, 5071228, 10142456, 20284912]

約数ペア:

[(1, 20284912), (2, 10142456), (4, 5071228), (8, 2535614), (16, 1267807), (31, 654352), (62, 327176), (124, 163588), (248, 81794), (496, 40897)]