20558214

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26561}}^1$

素因数の和:26612

約数の個数: 24

約数和(自身を含む): 45580392

約数和(自身を除く): 25022178

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26561, 53122, 79683, 159366, 239049, 478098, 1142123, 2284246, 3426369, 6852738, 10279107, 20558214]

約数ペア:

[(1, 20558214), (2, 10279107), (3, 6852738), (6, 3426369), (9, 2284246), (18, 1142123), (43, 478098), (86, 239049), (129, 159366), (258, 79683), (387, 53122), (774, 26561)]