20678928

素因数分解:

$2^4\times 3^1\times {\mathrm{430811}}^1$

素因数の和:430822

約数の個数: 20

約数和(自身を含む): 53420688

約数和(自身を除く): 32741760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 430811, 861622, 1292433, 1723244, 2584866, 3446488, 5169732, 6892976, 10339464, 20678928]

約数ペア:

[(1, 20678928), (2, 10339464), (3, 6892976), (4, 5169732), (6, 3446488), (8, 2584866), (12, 1723244), (16, 1292433), (24, 861622), (48, 430811)]