19818582

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471871}}^1$

素因数の和:471883

約数の個数: 16

約数和(自身を含む): 45299712

約数和(自身を除く): 25481130

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471871, 943742, 1415613, 2831226, 3303097, 6606194, 9909291, 19818582]

約数ペア:

[(1, 19818582), (2, 9909291), (3, 6606194), (6, 3303097), (7, 2831226), (14, 1415613), (21, 943742), (42, 471871)]