18172812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3229}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 49199360

約数和(自身を除く): 31026548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 3229, 5628, 6458, 9687, 12916, 19374, 22603, 38748, 45206, 67809, 90412, 135618, 216343, 271236, 432686, 649029, 865372, 1298058, 1514401, 2596116, 3028802, 4543203, 6057604, 9086406, 18172812]

約数ペア:

[(1, 18172812), (2, 9086406), (3, 6057604), (4, 4543203), (6, 3028802), (7, 2596116), (12, 1514401), (14, 1298058), (21, 865372), (28, 649029), (42, 432686), (67, 271236), (84, 216343), (134, 135618), (201, 90412), (268, 67809), (402, 45206), (469, 38748), (804, 22603), (938, 19374), (1407, 12916), (1876, 9687), (2814, 6458), (3229, 5628)]