20326215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14891}}^1$

素因数の和:14919

約数の個数: 32

約数和(自身を含む): 40029696

約数和(自身を除く): 19703481

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14891, 44673, 74455, 104237, 193583, 223365, 312711, 521185, 580749, 967915, 1355081, 1563555, 2903745, 4065243, 6775405, 20326215]

約数ペア:

[(1, 20326215), (3, 6775405), (5, 4065243), (7, 2903745), (13, 1563555), (15, 1355081), (21, 967915), (35, 580749), (39, 521185), (65, 312711), (91, 223365), (105, 193583), (195, 104237), (273, 74455), (455, 44673), (1365, 14891)]