20806282

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7321}}^1$

素因数の和:7366

約数の個数: 24

約数和(自身を含む): 37561860

約数和(自身を除く): 16755578

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7321, 14642, 51247, 102494, 212309, 358729, 424618, 717458, 1486163, 2972326, 10403141, 20806282]

約数ペア:

[(1, 20806282), (2, 10403141), (7, 2972326), (14, 1486163), (29, 717458), (49, 424618), (58, 358729), (98, 212309), (203, 102494), (406, 51247), (1421, 14642), (2842, 7321)]