20097684

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12983}}^1$

素因数の和:13036

約数の個数: 36

約数和(自身を含む): 51987936

約数和(自身を除く): 31890252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12983, 25966, 38949, 51932, 77898, 116847, 155796, 233694, 467388, 558269, 1116538, 1674807, 2233076, 3349614, 5024421, 6699228, 10048842, 20097684]

約数ペア:

[(1, 20097684), (2, 10048842), (3, 6699228), (4, 5024421), (6, 3349614), (9, 2233076), (12, 1674807), (18, 1116538), (36, 558269), (43, 467388), (86, 233694), (129, 155796), (172, 116847), (258, 77898), (387, 51932), (516, 38949), (774, 25966), (1548, 12983)]