20192475

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1783}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 33624832

約数和(自身を除く): 13432357

約数列:

[1, 3, 5, 15, 25, 75, 151, 453, 755, 1783, 2265, 3775, 5349, 8915, 11325, 26745, 44575, 133725, 269233, 807699, 1346165, 4038495, 6730825, 20192475]

約数ペア:

[(1, 20192475), (3, 6730825), (5, 4038495), (15, 1346165), (25, 807699), (75, 269233), (151, 133725), (453, 44575), (755, 26745), (1783, 11325), (2265, 8915), (3775, 5349)]