20324475

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:996

約数の個数: 36

約数和(自身を含む): 36798736

約数和(自身を除く): 16474261

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 877, 927, 1545, 2575, 2631, 4385, 4635, 7725, 7893, 13155, 21925, 23175, 39465, 65775, 90331, 197325, 270993, 451655, 812979, 1354965, 2258275, 4064895, 6774825, 20324475]

約数ペア:

[(1, 20324475), (3, 6774825), (5, 4064895), (9, 2258275), (15, 1354965), (25, 812979), (45, 451655), (75, 270993), (103, 197325), (225, 90331), (309, 65775), (515, 39465), (877, 23175), (927, 21925), (1545, 13155), (2575, 7893), (2631, 7725), (4385, 4635)]