18699318458

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 30408763392

約数和(自身を除く): 11709444934

約数列:

[1, 2, 23, 41, 46, 82, 173, 223, 257, 346, 446, 514, 943, 1886, 3979, 5129, 5911, 7093, 7958, 9143, 10258, 10537, 11822, 14186, 18286, 21074, 38579, 44461, 57311, 77158, 88922, 114622, 163139, 210289, 242351, 326278, 420578, 484702, 887317, 1022603, 1318153, 1581739, 1774634, 1822901, 2045206, 2349751, 2636306, 3163478, 3645802, 4699502, 9914803, 19829606, 36379997, 41926723, 54044273, 72759994, 83853446, 108088546, 228040469, 406506923, 456080938, 813013846, 9349659229, 18699318458]

約数ペア:

[(1, 18699318458), (2, 9349659229), (23, 813013846), (41, 456080938), (46, 406506923), (82, 228040469), (173, 108088546), (223, 83853446), (257, 72759994), (346, 54044273), (446, 41926723), (514, 36379997), (943, 19829606), (1886, 9914803), (3979, 4699502), (5129, 3645802), (5911, 3163478), (7093, 2636306), (7958, 2349751), (9143, 2045206), (10258, 1822901), (10537, 1774634), (11822, 1581739), (14186, 1318153), (18286, 1022603), (21074, 887317), (38579, 484702), (44461, 420578), (57311, 326278), (77158, 242351), (88922, 210289), (114622, 163139)]