18794925

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:930

約数の個数: 36

約数和(自身を含む): 34032544

約数和(自身を除く): 15237619

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 811, 927, 1545, 2433, 2575, 4055, 4635, 7299, 7725, 12165, 20275, 23175, 36495, 60825, 83533, 182475, 250599, 417665, 751797, 1252995, 2088325, 3758985, 6264975, 18794925]

約数ペア:

[(1, 18794925), (3, 6264975), (5, 3758985), (9, 2088325), (15, 1252995), (25, 751797), (45, 417665), (75, 250599), (103, 182475), (225, 83533), (309, 60825), (515, 36495), (811, 23175), (927, 20275), (1545, 12165), (2433, 7725), (2575, 7299), (4055, 4635)]