19231618

素因数分解:

$2^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:958

約数の個数: 24

約数和(自身を含む): 33718464

約数和(自身を除く): 14486846

約数列:

[1, 2, 7, 14, 49, 98, 311, 622, 631, 1262, 2177, 4354, 4417, 8834, 15239, 30478, 30919, 61838, 196241, 392482, 1373687, 2747374, 9615809, 19231618]

約数ペア:

[(1, 19231618), (2, 9615809), (7, 2747374), (14, 1373687), (49, 392482), (98, 196241), (311, 61838), (622, 30919), (631, 30478), (1262, 15239), (2177, 8834), (4354, 4417)]