19899618

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{13877}}^1$

素因数の和:14121

約数の個数: 16

約数和(自身を含む): 39968640

約数和(自身を除く): 20069022

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 13877, 27754, 41631, 83262, 3316603, 6633206, 9949809, 19899618]

約数ペア:

[(1, 19899618), (2, 9949809), (3, 6633206), (6, 3316603), (239, 83262), (478, 41631), (717, 27754), (1434, 13877)]