18200286

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 44306496

約数和(自身を除く): 26106210

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 193, 234, 279, 338, 386, 403, 507, 558, 579, 806, 1014, 1158, 1209, 1521, 1737, 2418, 2509, 3042, 3474, 3627, 5018, 5239, 5983, 7254, 7527, 10478, 11966, 15054, 15717, 17949, 22581, 31434, 32617, 35898, 45162, 47151, 53847, 65234, 77779, 94302, 97851, 107694, 155558, 195702, 233337, 293553, 466674, 587106, 700011, 1011127, 1400022, 2022254, 3033381, 6066762, 9100143, 18200286]

約数ペア:

[(1, 18200286), (2, 9100143), (3, 6066762), (6, 3033381), (9, 2022254), (13, 1400022), (18, 1011127), (26, 700011), (31, 587106), (39, 466674), (62, 293553), (78, 233337), (93, 195702), (117, 155558), (169, 107694), (186, 97851), (193, 94302), (234, 77779), (279, 65234), (338, 53847), (386, 47151), (403, 45162), (507, 35898), (558, 32617), (579, 31434), (806, 22581), (1014, 17949), (1158, 15717), (1209, 15054), (1521, 11966), (1737, 10478), (2418, 7527), (2509, 7254), (3042, 5983), (3474, 5239), (3627, 5018)]