17988894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12979}}^1$

素因数の和:13005

約数の個数: 48

約数和(自身を含む): 48597120

約数和(自身を除く): 30608226

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 12979, 25958, 38937, 77874, 90853, 116811, 142769, 181706, 233622, 272559, 285538, 428307, 545118, 817677, 856614, 999383, 1284921, 1635354, 1998766, 2569842, 2998149, 5996298, 8994447, 17988894]

約数ペア:

[(1, 17988894), (2, 8994447), (3, 5996298), (6, 2998149), (7, 2569842), (9, 1998766), (11, 1635354), (14, 1284921), (18, 999383), (21, 856614), (22, 817677), (33, 545118), (42, 428307), (63, 285538), (66, 272559), (77, 233622), (99, 181706), (126, 142769), (154, 116811), (198, 90853), (231, 77874), (462, 38937), (693, 25958), (1386, 12979)]