201680492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90197}}^1$

素因数の和:90257

約数の個数: 24

約数和(自身を含む): 388933776

約数和(自身を除く): 187253284

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 90197, 180394, 360788, 1172561, 2345122, 3878471, 4690244, 7756942, 15513884, 50420123, 100840246, 201680492]

約数ペア:

[(1, 201680492), (2, 100840246), (4, 50420123), (13, 15513884), (26, 7756942), (43, 4690244), (52, 3878471), (86, 2345122), (172, 1172561), (559, 360788), (1118, 180394), (2236, 90197)]