20753676

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 55080480

約数和(自身を除く): 34326804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 103, 116, 174, 193, 206, 261, 309, 348, 386, 412, 522, 579, 618, 772, 927, 1044, 1158, 1236, 1737, 1854, 2316, 2987, 3474, 3708, 5597, 5974, 6948, 8961, 11194, 11948, 16791, 17922, 19879, 22388, 26883, 33582, 35844, 39758, 50373, 53766, 59637, 67164, 79516, 100746, 107532, 119274, 178911, 201492, 238548, 357822, 576491, 715644, 1152982, 1729473, 2305964, 3458946, 5188419, 6917892, 10376838, 20753676]

約数ペア:

[(1, 20753676), (2, 10376838), (3, 6917892), (4, 5188419), (6, 3458946), (9, 2305964), (12, 1729473), (18, 1152982), (29, 715644), (36, 576491), (58, 357822), (87, 238548), (103, 201492), (116, 178911), (174, 119274), (193, 107532), (206, 100746), (261, 79516), (309, 67164), (348, 59637), (386, 53766), (412, 50373), (522, 39758), (579, 35844), (618, 33582), (772, 26883), (927, 22388), (1044, 19879), (1158, 17922), (1236, 16791), (1737, 11948), (1854, 11194), (2316, 8961), (2987, 6948), (3474, 5974), (3708, 5597)]