20161915180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1453}}^1\times {\mathrm{63073}}^1$

素因数の和:64546

約数の個数: 48

約数和(自身を含む): 46221636384

約数和(自身を除く): 26059721204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1453, 2906, 5812, 7265, 14530, 15983, 29060, 31966, 63073, 63932, 79915, 126146, 159830, 252292, 315365, 319660, 630730, 693803, 1261460, 1387606, 2775212, 3469015, 6938030, 13876060, 91645069, 183290138, 366580276, 458225345, 916450690, 1008095759, 1832901380, 2016191518, 4032383036, 5040478795, 10080957590, 20161915180]

約数ペア:

[(1, 20161915180), (2, 10080957590), (4, 5040478795), (5, 4032383036), (10, 2016191518), (11, 1832901380), (20, 1008095759), (22, 916450690), (44, 458225345), (55, 366580276), (110, 183290138), (220, 91645069), (1453, 13876060), (2906, 6938030), (5812, 3469015), (7265, 2775212), (14530, 1387606), (15983, 1261460), (29060, 693803), (31966, 630730), (63073, 319660), (63932, 315365), (79915, 252292), (126146, 159830)]