20104308

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 63201600

約数和(自身を除く): 43097292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 49, 54, 58, 63, 84, 87, 98, 108, 116, 126, 131, 147, 174, 189, 196, 203, 252, 261, 262, 294, 348, 378, 393, 406, 441, 522, 524, 588, 609, 756, 783, 786, 812, 882, 917, 1044, 1179, 1218, 1323, 1421, 1566, 1572, 1764, 1827, 1834, 2358, 2436, 2646, 2751, 2842, 3132, 3537, 3654, 3668, 3799, 4263, 4716, 5292, 5481, 5502, 5684, 6419, 7074, 7308, 7598, 8253, 8526, 10962, 11004, 11397, 12789, 12838, 14148, 15196, 16506, 17052, 19257, 21924, 22794, 24759, 25578, 25676, 26593, 33012, 34191, 38367, 38514, 45588, 49518, 51156, 53186, 57771, 68382, 76734, 77028, 79779, 99036, 102573, 106372, 115542, 136764, 153468, 159558, 173313, 186151, 205146, 231084, 239337, 319116, 346626, 372302, 410292, 478674, 558453, 693252, 718011, 744604, 957348, 1116906, 1436022, 1675359, 2233812, 2872044, 3350718, 5026077, 6701436, 10052154, 20104308]

約数ペア:

[(1, 20104308), (2, 10052154), (3, 6701436), (4, 5026077), (6, 3350718), (7, 2872044), (9, 2233812), (12, 1675359), (14, 1436022), (18, 1116906), (21, 957348), (27, 744604), (28, 718011), (29, 693252), (36, 558453), (42, 478674), (49, 410292), (54, 372302), (58, 346626), (63, 319116), (84, 239337), (87, 231084), (98, 205146), (108, 186151), (116, 173313), (126, 159558), (131, 153468), (147, 136764), (174, 115542), (189, 106372), (196, 102573), (203, 99036), (252, 79779), (261, 77028), (262, 76734), (294, 68382), (348, 57771), (378, 53186), (393, 51156), (406, 49518), (441, 45588), (522, 38514), (524, 38367), (588, 34191), (609, 33012), (756, 26593), (783, 25676), (786, 25578), (812, 24759), (882, 22794), (917, 21924), (1044, 19257), (1179, 17052), (1218, 16506), (1323, 15196), (1421, 14148), (1566, 12838), (1572, 12789), (1764, 11397), (1827, 11004), (1834, 10962), (2358, 8526), (2436, 8253), (2646, 7598), (2751, 7308), (2842, 7074), (3132, 6419), (3537, 5684), (3654, 5502), (3668, 5481), (3799, 5292), (4263, 4716)]