20588685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5557}}^1$

素因数の和:5597

約数の個数: 32

約数和(自身を含む): 37349760

約数和(自身を除く): 16761075

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5557, 16671, 27785, 72241, 83355, 105583, 216723, 316749, 361205, 527915, 1083615, 1372579, 1583745, 4117737, 6862895, 20588685]

約数ペア:

[(1, 20588685), (3, 6862895), (5, 4117737), (13, 1583745), (15, 1372579), (19, 1083615), (39, 527915), (57, 361205), (65, 316749), (95, 216723), (195, 105583), (247, 83355), (285, 72241), (741, 27785), (1235, 16671), (3705, 5557)]