20086668

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 60376680

約数和(自身を除く): 40290012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 59, 63, 84, 98, 118, 126, 147, 177, 193, 196, 236, 252, 294, 354, 386, 413, 441, 531, 579, 588, 708, 772, 826, 882, 1062, 1158, 1239, 1351, 1652, 1737, 1764, 2124, 2316, 2478, 2702, 2891, 3474, 3717, 4053, 4956, 5404, 5782, 6948, 7434, 8106, 8673, 9457, 11387, 11564, 12159, 14868, 16212, 17346, 18914, 22774, 24318, 26019, 28371, 34161, 34692, 37828, 45548, 48636, 52038, 56742, 68322, 79709, 85113, 102483, 104076, 113484, 136644, 159418, 170226, 204966, 239127, 318836, 340452, 409932, 478254, 557963, 717381, 956508, 1115926, 1434762, 1673889, 2231852, 2869524, 3347778, 5021667, 6695556, 10043334, 20086668]

約数ペア:

[(1, 20086668), (2, 10043334), (3, 6695556), (4, 5021667), (6, 3347778), (7, 2869524), (9, 2231852), (12, 1673889), (14, 1434762), (18, 1115926), (21, 956508), (28, 717381), (36, 557963), (42, 478254), (49, 409932), (59, 340452), (63, 318836), (84, 239127), (98, 204966), (118, 170226), (126, 159418), (147, 136644), (177, 113484), (193, 104076), (196, 102483), (236, 85113), (252, 79709), (294, 68322), (354, 56742), (386, 52038), (413, 48636), (441, 45548), (531, 37828), (579, 34692), (588, 34161), (708, 28371), (772, 26019), (826, 24318), (882, 22774), (1062, 18914), (1158, 17346), (1239, 16212), (1351, 14868), (1652, 12159), (1737, 11564), (1764, 11387), (2124, 9457), (2316, 8673), (2478, 8106), (2702, 7434), (2891, 6948), (3474, 5782), (3717, 5404), (4053, 4956)]