20081684

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8641}}^1$

素因数の和:8735

約数の個数: 24

約数和(自身を含む): 40651968

約数和(自身を除く): 20570284

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 8641, 17282, 34564, 60487, 120974, 241948, 717203, 1434406, 2868812, 5020421, 10040842, 20081684]

約数ペア:

[(1, 20081684), (2, 10040842), (4, 5020421), (7, 2868812), (14, 1434406), (28, 717203), (83, 241948), (166, 120974), (332, 60487), (581, 34564), (1162, 17282), (2324, 8641)]