18140514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 25819806

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 89, 138, 161, 178, 211, 267, 322, 422, 483, 534, 623, 633, 966, 1246, 1266, 1477, 1869, 2047, 2954, 3738, 4094, 4431, 4853, 6141, 8862, 9706, 12282, 14329, 14559, 18779, 28658, 29118, 33971, 37558, 42987, 56337, 67942, 85974, 101913, 112674, 131453, 203826, 262906, 394359, 431917, 788718, 863834, 1295751, 2591502, 3023419, 6046838, 9070257, 18140514]

約数ペア:

[(1, 18140514), (2, 9070257), (3, 6046838), (6, 3023419), (7, 2591502), (14, 1295751), (21, 863834), (23, 788718), (42, 431917), (46, 394359), (69, 262906), (89, 203826), (138, 131453), (161, 112674), (178, 101913), (211, 85974), (267, 67942), (322, 56337), (422, 42987), (483, 37558), (534, 33971), (623, 29118), (633, 28658), (966, 18779), (1246, 14559), (1266, 14329), (1477, 12282), (1869, 9706), (2047, 8862), (2954, 6141), (3738, 4853), (4094, 4431)]