19555816

素因数分解:

$2^3\times 7^1\times {\mathrm{349211}}^1$

素因数の和:349224

約数の個数: 16

約数和(自身を含む): 41905440

約数和(自身を除く): 22349624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349211, 698422, 1396844, 2444477, 2793688, 4888954, 9777908, 19555816]

約数ペア:

[(1, 19555816), (2, 9777908), (4, 4888954), (7, 2793688), (8, 2444477), (14, 1396844), (28, 698422), (56, 349211)]