20630484

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:990

約数の個数: 96

約数和(自身を含む): 63302400

約数和(自身を除く): 42671916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 84, 87, 108, 116, 126, 174, 189, 203, 252, 261, 348, 378, 406, 522, 609, 756, 783, 812, 941, 1044, 1218, 1566, 1827, 1882, 2436, 2823, 3132, 3654, 3764, 5481, 5646, 6587, 7308, 8469, 10962, 11292, 13174, 16938, 19761, 21924, 25407, 26348, 27289, 33876, 39522, 50814, 54578, 59283, 79044, 81867, 101628, 109156, 118566, 163734, 177849, 191023, 237132, 245601, 327468, 355698, 382046, 491202, 573069, 711396, 736803, 764092, 982404, 1146138, 1473606, 1719207, 2292276, 2947212, 3438414, 5157621, 6876828, 10315242, 20630484]

約数ペア:

[(1, 20630484), (2, 10315242), (3, 6876828), (4, 5157621), (6, 3438414), (7, 2947212), (9, 2292276), (12, 1719207), (14, 1473606), (18, 1146138), (21, 982404), (27, 764092), (28, 736803), (29, 711396), (36, 573069), (42, 491202), (54, 382046), (58, 355698), (63, 327468), (84, 245601), (87, 237132), (108, 191023), (116, 177849), (126, 163734), (174, 118566), (189, 109156), (203, 101628), (252, 81867), (261, 79044), (348, 59283), (378, 54578), (406, 50814), (522, 39522), (609, 33876), (756, 27289), (783, 26348), (812, 25407), (941, 21924), (1044, 19761), (1218, 16938), (1566, 13174), (1827, 11292), (1882, 10962), (2436, 8469), (2823, 7308), (3132, 6587), (3654, 5646), (3764, 5481)]