18477756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1659

約数の個数: 72

約数和(自身を含む): 52743600

約数和(自身を除く): 34265844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 174, 198, 261, 319, 348, 396, 522, 638, 957, 1044, 1276, 1609, 1914, 2871, 3218, 3828, 4827, 5742, 6436, 9654, 11484, 14481, 17699, 19308, 28962, 35398, 46661, 53097, 57924, 70796, 93322, 106194, 139983, 159291, 186644, 212388, 279966, 318582, 419949, 513271, 559932, 637164, 839898, 1026542, 1539813, 1679796, 2053084, 3079626, 4619439, 6159252, 9238878, 18477756]

約数ペア:

[(1, 18477756), (2, 9238878), (3, 6159252), (4, 4619439), (6, 3079626), (9, 2053084), (11, 1679796), (12, 1539813), (18, 1026542), (22, 839898), (29, 637164), (33, 559932), (36, 513271), (44, 419949), (58, 318582), (66, 279966), (87, 212388), (99, 186644), (116, 159291), (132, 139983), (174, 106194), (198, 93322), (261, 70796), (319, 57924), (348, 53097), (396, 46661), (522, 35398), (638, 28962), (957, 19308), (1044, 17699), (1276, 14481), (1609, 11484), (1914, 9654), (2871, 6436), (3218, 5742), (3828, 4827)]