19858825

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 28912832

約数和(自身を除く): 9054007

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 3067, 6475, 15335, 21469, 76675, 107345, 113479, 536725, 567395, 794353, 2836975, 3971765, 19858825]

約数ペア:

[(1, 19858825), (5, 3971765), (7, 2836975), (25, 794353), (35, 567395), (37, 536725), (175, 113479), (185, 107345), (259, 76675), (925, 21469), (1295, 15335), (3067, 6475)]