18198138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 25670022

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 67, 87, 134, 174, 201, 203, 223, 402, 406, 446, 469, 609, 669, 938, 1218, 1338, 1407, 1561, 1943, 2814, 3122, 3886, 4683, 5829, 6467, 9366, 11658, 12934, 13601, 14941, 19401, 27202, 29882, 38802, 40803, 44823, 45269, 81606, 89646, 90538, 104587, 135807, 209174, 271614, 313761, 433289, 627522, 866578, 1299867, 2599734, 3033023, 6066046, 9099069, 18198138]

約数ペア:

[(1, 18198138), (2, 9099069), (3, 6066046), (6, 3033023), (7, 2599734), (14, 1299867), (21, 866578), (29, 627522), (42, 433289), (58, 313761), (67, 271614), (87, 209174), (134, 135807), (174, 104587), (201, 90538), (203, 89646), (223, 81606), (402, 45269), (406, 44823), (446, 40803), (469, 38802), (609, 29882), (669, 27202), (938, 19401), (1218, 14941), (1338, 13601), (1407, 12934), (1561, 11658), (1943, 9366), (2814, 6467), (3122, 5829), (3886, 4683)]