20888055

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1483}}^1$

素因数の和:1807

約数の個数: 24

約数和(自身を含む): 36346128

約数和(自身を除く): 15458073

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1483, 1565, 2817, 4449, 4695, 7415, 13347, 14085, 22245, 66735, 464179, 1392537, 2320895, 4177611, 6962685, 20888055]

約数ペア:

[(1, 20888055), (3, 6962685), (5, 4177611), (9, 2320895), (15, 1392537), (45, 464179), (313, 66735), (939, 22245), (1483, 14085), (1565, 13347), (2817, 7415), (4449, 4695)]