18031706

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 35212320

約数和(自身を除く): 17180614

約数列:

[1, 2, 7, 11, 14, 22, 43, 49, 77, 86, 98, 154, 301, 389, 473, 539, 602, 778, 946, 1078, 2107, 2723, 3311, 4214, 4279, 5446, 6622, 8558, 16727, 19061, 23177, 29953, 33454, 38122, 46354, 59906, 117089, 183997, 209671, 234178, 367994, 419342, 819623, 1287979, 1639246, 2575958, 9015853, 18031706]

約数ペア:

[(1, 18031706), (2, 9015853), (7, 2575958), (11, 1639246), (14, 1287979), (22, 819623), (43, 419342), (49, 367994), (77, 234178), (86, 209671), (98, 183997), (154, 117089), (301, 59906), (389, 46354), (473, 38122), (539, 33454), (602, 29953), (778, 23177), (946, 19061), (1078, 16727), (2107, 8558), (2723, 6622), (3311, 5446), (4214, 4279)]