19995726

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{10513}}^1$

素因数の和:10835

約数の個数: 16

約数和(自身を含む): 40121424

約数和(自身を除く): 20125698

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 10513, 21026, 31539, 63078, 3332621, 6665242, 9997863, 19995726]

約数ペア:

[(1, 19995726), (2, 9997863), (3, 6665242), (6, 3332621), (317, 63078), (634, 31539), (951, 21026), (1902, 10513)]