20425035

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 34610688

約数和(自身を除く): 14185653

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 811, 1095, 1679, 2433, 4055, 5037, 8395, 12165, 18653, 25185, 55959, 59203, 93265, 177609, 279795, 296015, 888045, 1361669, 4085007, 6808345, 20425035]

約数ペア:

[(1, 20425035), (3, 6808345), (5, 4085007), (15, 1361669), (23, 888045), (69, 296015), (73, 279795), (115, 177609), (219, 93265), (345, 59203), (365, 55959), (811, 25185), (1095, 18653), (1679, 12165), (2433, 8395), (4055, 5037)]