20164501756

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2509271}}^1$

素因数の和:2509330

約数の個数: 36

約数和(自身を含む): 42050380176

約数和(自身を除く): 21885878420

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 2509271, 5018542, 10037084, 17564897, 35129794, 70259588, 102880111, 122954279, 205760222, 245908558, 411520444, 491817116, 720160777, 1440321554, 2880643108, 5041125439, 10082250878, 20164501756]

約数ペア:

[(1, 20164501756), (2, 10082250878), (4, 5041125439), (7, 2880643108), (14, 1440321554), (28, 720160777), (41, 491817116), (49, 411520444), (82, 245908558), (98, 205760222), (164, 122954279), (196, 102880111), (287, 70259588), (574, 35129794), (1148, 17564897), (2009, 10037084), (4018, 5018542), (8036, 2509271)]