20654088

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 65184000

約数和(自身を除く): 44529912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 193, 196, 273, 294, 312, 343, 364, 386, 392, 546, 579, 588, 637, 686, 728, 772, 1029, 1092, 1158, 1176, 1274, 1351, 1372, 1544, 1911, 2058, 2184, 2316, 2509, 2548, 2702, 2744, 3822, 4053, 4116, 4459, 4632, 5018, 5096, 5404, 7527, 7644, 8106, 8232, 8918, 9457, 10036, 10808, 13377, 15054, 15288, 16212, 17563, 17836, 18914, 20072, 26754, 28371, 30108, 32424, 35126, 35672, 37828, 52689, 53508, 56742, 60216, 66199, 70252, 75656, 105378, 107016, 113484, 122941, 132398, 140504, 198597, 210756, 226968, 245882, 264796, 368823, 397194, 421512, 491764, 529592, 737646, 794388, 860587, 983528, 1475292, 1588776, 1721174, 2581761, 2950584, 3442348, 5163522, 6884696, 10327044, 20654088]

約数ペア:

[(1, 20654088), (2, 10327044), (3, 6884696), (4, 5163522), (6, 3442348), (7, 2950584), (8, 2581761), (12, 1721174), (13, 1588776), (14, 1475292), (21, 983528), (24, 860587), (26, 794388), (28, 737646), (39, 529592), (42, 491764), (49, 421512), (52, 397194), (56, 368823), (78, 264796), (84, 245882), (91, 226968), (98, 210756), (104, 198597), (147, 140504), (156, 132398), (168, 122941), (182, 113484), (193, 107016), (196, 105378), (273, 75656), (294, 70252), (312, 66199), (343, 60216), (364, 56742), (386, 53508), (392, 52689), (546, 37828), (579, 35672), (588, 35126), (637, 32424), (686, 30108), (728, 28371), (772, 26754), (1029, 20072), (1092, 18914), (1158, 17836), (1176, 17563), (1274, 16212), (1351, 15288), (1372, 15054), (1544, 13377), (1911, 10808), (2058, 10036), (2184, 9457), (2316, 8918), (2509, 8232), (2548, 8106), (2702, 7644), (2744, 7527), (3822, 5404), (4053, 5096), (4116, 5018), (4459, 4632)]