19764668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64171}}^1$

素因数の和:64193

約数の個数: 24

約数和(自身を含む): 43123584

約数和(自身を除く): 23358916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 64171, 128342, 256684, 449197, 705881, 898394, 1411762, 1796788, 2823524, 4941167, 9882334, 19764668]

約数ペア:

[(1, 19764668), (2, 9882334), (4, 4941167), (7, 2823524), (11, 1796788), (14, 1411762), (22, 898394), (28, 705881), (44, 449197), (77, 256684), (154, 128342), (308, 64171)]