19631493

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 32542848

約数和(自身を除く): 12911355

約数列:

[1, 3, 7, 9, 21, 63, 317, 951, 983, 2219, 2853, 2949, 6657, 6881, 8847, 19971, 20643, 61929, 311611, 934833, 2181277, 2804499, 6543831, 19631493]

約数ペア:

[(1, 19631493), (3, 6543831), (7, 2804499), (9, 2181277), (21, 934833), (63, 311611), (317, 61929), (951, 20643), (983, 19971), (2219, 8847), (2853, 6881), (2949, 6657)]