19337925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 35087040

約数和(自身を除く): 15749115

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 523, 725, 1275, 1479, 1569, 2175, 2465, 2615, 7395, 7845, 8891, 12325, 13075, 15167, 26673, 36975, 39225, 44455, 45501, 75835, 133365, 222275, 227505, 257839, 379175, 666825, 773517, 1137525, 1289195, 3867585, 6445975, 19337925]

約数ペア:

[(1, 19337925), (3, 6445975), (5, 3867585), (15, 1289195), (17, 1137525), (25, 773517), (29, 666825), (51, 379175), (75, 257839), (85, 227505), (87, 222275), (145, 133365), (255, 75835), (425, 45501), (435, 44455), (493, 39225), (523, 36975), (725, 26673), (1275, 15167), (1479, 13075), (1569, 12325), (2175, 8891), (2465, 7845), (2615, 7395)]