20002755

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1567}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 14317629

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 1567, 2553, 4255, 4701, 7835, 12765, 23505, 36041, 57979, 108123, 173937, 180205, 289895, 540615, 869685, 1333517, 4000551, 6667585, 20002755]

約数ペア:

[(1, 20002755), (3, 6667585), (5, 4000551), (15, 1333517), (23, 869685), (37, 540615), (69, 289895), (111, 180205), (115, 173937), (185, 108123), (345, 57979), (555, 36041), (851, 23505), (1567, 12765), (2553, 7835), (4255, 4701)]