16757780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64453}}^1$

素因数の和:64475

約数の個数: 24

約数和(自身を含む): 37898952

約数和(自身を除く): 21141172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 64453, 128906, 257812, 322265, 644530, 837889, 1289060, 1675778, 3351556, 4189445, 8378890, 16757780]

約数ペア:

[(1, 16757780), (2, 8378890), (4, 4189445), (5, 3351556), (10, 1675778), (13, 1289060), (20, 837889), (26, 644530), (52, 322265), (65, 257812), (130, 128906), (260, 64453)]