20042764

素因数分解:

$2^2\times 7^2\times {\mathrm{102259}}^1$

素因数の和:102277

約数の個数: 18

約数和(自身を含む): 40801740

約数和(自身を除く): 20758976

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 102259, 204518, 409036, 715813, 1431626, 2863252, 5010691, 10021382, 20042764]

約数ペア:

[(1, 20042764), (2, 10021382), (4, 5010691), (7, 2863252), (14, 1431626), (28, 715813), (49, 409036), (98, 204518), (196, 102259)]