20833812

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15641}}^1$

素因数の和:15688

約数の個数: 36

約数和(自身を含む): 54090036

約数和(自身を除く): 33256224

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15641, 31282, 46923, 62564, 93846, 140769, 187692, 281538, 563076, 578717, 1157434, 1736151, 2314868, 3472302, 5208453, 6944604, 10416906, 20833812]

約数ペア:

[(1, 20833812), (2, 10416906), (3, 6944604), (4, 5208453), (6, 3472302), (9, 2314868), (12, 1736151), (18, 1157434), (36, 578717), (37, 563076), (74, 281538), (111, 187692), (148, 140769), (222, 93846), (333, 62564), (444, 46923), (666, 31282), (1332, 15641)]