18665676

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 51433200

約数和(自身を除く): 32767524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 941, 1044, 1102, 1653, 1882, 2204, 2823, 3306, 3764, 4959, 5646, 6612, 8469, 9918, 11292, 16938, 17879, 19836, 27289, 33876, 35758, 53637, 54578, 71516, 81867, 107274, 109156, 160911, 163734, 214548, 245601, 321822, 327468, 491202, 518491, 643644, 982404, 1036982, 1555473, 2073964, 3110946, 4666419, 6221892, 9332838, 18665676]

約数ペア:

[(1, 18665676), (2, 9332838), (3, 6221892), (4, 4666419), (6, 3110946), (9, 2073964), (12, 1555473), (18, 1036982), (19, 982404), (29, 643644), (36, 518491), (38, 491202), (57, 327468), (58, 321822), (76, 245601), (87, 214548), (114, 163734), (116, 160911), (171, 109156), (174, 107274), (228, 81867), (261, 71516), (342, 54578), (348, 53637), (522, 35758), (551, 33876), (684, 27289), (941, 19836), (1044, 17879), (1102, 16938), (1653, 11292), (1882, 9918), (2204, 8469), (2823, 6612), (3306, 5646), (3764, 4959)]