20163721185

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{11213}}^1$

素因数の和:11762

約数の個数: 48

約数和(自身を含む): 35425026000

約数和(自身を除く): 15261304815

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 449, 801, 1335, 1347, 2245, 4005, 4041, 6735, 11213, 20205, 33639, 39961, 56065, 100917, 119883, 168195, 199805, 359649, 504585, 599415, 997957, 1798245, 2993871, 4989785, 5034637, 8981613, 14969355, 15103911, 25173185, 44908065, 45311733, 75519555, 226558665, 448082693, 1344248079, 2240413465, 4032744237, 6721240395, 20163721185]

約数ペア:

[(1, 20163721185), (3, 6721240395), (5, 4032744237), (9, 2240413465), (15, 1344248079), (45, 448082693), (89, 226558665), (267, 75519555), (445, 45311733), (449, 44908065), (801, 25173185), (1335, 15103911), (1347, 14969355), (2245, 8981613), (4005, 5034637), (4041, 4989785), (6735, 2993871), (11213, 1798245), (20205, 997957), (33639, 599415), (39961, 504585), (56065, 359649), (100917, 199805), (119883, 168195)]