19724691

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2963}}^1$

素因数の和:3290

約数の個数: 16

約数和(自身を含む): 30161664

約数和(自身を除く): 10436973

約数列:

[1, 3, 7, 21, 317, 951, 2219, 2963, 6657, 8889, 20741, 62223, 939271, 2817813, 6574897, 19724691]

約数ペア:

[(1, 19724691), (3, 6574897), (7, 2817813), (21, 939271), (317, 62223), (951, 20741), (2219, 8889), (2963, 6657)]