19999098

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 52955136

約数和(自身を除く): 32956038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 67, 69, 103, 126, 134, 138, 161, 201, 206, 207, 309, 322, 402, 414, 469, 483, 603, 618, 721, 927, 938, 966, 1206, 1407, 1442, 1449, 1541, 1854, 2163, 2369, 2814, 2898, 3082, 4221, 4326, 4623, 4738, 6489, 6901, 7107, 8442, 9246, 10787, 12978, 13802, 13869, 14214, 16583, 20703, 21321, 21574, 27738, 32361, 33166, 41406, 42642, 48307, 49749, 62109, 64722, 96614, 97083, 99498, 124218, 144921, 149247, 158723, 194166, 289842, 298494, 317446, 434763, 476169, 869526, 952338, 1111061, 1428507, 2222122, 2857014, 3333183, 6666366, 9999549, 19999098]

約数ペア:

[(1, 19999098), (2, 9999549), (3, 6666366), (6, 3333183), (7, 2857014), (9, 2222122), (14, 1428507), (18, 1111061), (21, 952338), (23, 869526), (42, 476169), (46, 434763), (63, 317446), (67, 298494), (69, 289842), (103, 194166), (126, 158723), (134, 149247), (138, 144921), (161, 124218), (201, 99498), (206, 97083), (207, 96614), (309, 64722), (322, 62109), (402, 49749), (414, 48307), (469, 42642), (483, 41406), (603, 33166), (618, 32361), (721, 27738), (927, 21574), (938, 21321), (966, 20703), (1206, 16583), (1407, 14214), (1442, 13869), (1449, 13802), (1541, 12978), (1854, 10787), (2163, 9246), (2369, 8442), (2814, 7107), (2898, 6901), (3082, 6489), (4221, 4738), (4326, 4623)]