20285766

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26209}}^1$

素因数の和:26260

約数の個数: 24

約数和(自身を含む): 44976360

約数和(自身を除く): 24690594

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26209, 52418, 78627, 157254, 235881, 471762, 1126987, 2253974, 3380961, 6761922, 10142883, 20285766]

約数ペア:

[(1, 20285766), (2, 10142883), (3, 6761922), (6, 3380961), (9, 2253974), (18, 1126987), (43, 471762), (86, 235881), (129, 157254), (258, 78627), (387, 52418), (774, 26209)]