18429284

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{983}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 33337920

約数和(自身を除く): 14908636

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 983, 1966, 3932, 4687, 9374, 18748, 42269, 84538, 107147, 169076, 214294, 428588, 4607321, 9214642, 18429284]

約数ペア:

[(1, 18429284), (2, 9214642), (4, 4607321), (43, 428588), (86, 214294), (109, 169076), (172, 107147), (218, 84538), (436, 42269), (983, 18748), (1966, 9374), (3932, 4687)]