20900802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{267959}}^1$

素因数の和:267977

約数の個数: 16

約数和(自身を含む): 45017280

約数和(自身を除く): 24116478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 267959, 535918, 803877, 1607754, 3483467, 6966934, 10450401, 20900802]

約数ペア:

[(1, 20900802), (2, 10450401), (3, 6966934), (6, 3483467), (13, 1607754), (26, 803877), (39, 535918), (78, 267959)]