20170678437

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{22783}}^1$

素因数の和:22879

約数の個数: 96

約数和(自身を含む): 38215876608

約数和(自身を除く): 18045198171

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 47, 63, 69, 91, 117, 141, 161, 207, 273, 299, 329, 423, 483, 611, 819, 897, 987, 1081, 1449, 1833, 2093, 2691, 2961, 3243, 4277, 5499, 6279, 7567, 9729, 12831, 14053, 18837, 22701, 22783, 38493, 42159, 68103, 68349, 98371, 126477, 159481, 205047, 295113, 296179, 478443, 524009, 885339, 888537, 1070801, 1435329, 1572027, 2073253, 2665611, 3212403, 3668063, 4716081, 6219759, 6812117, 7495607, 9637209, 11004189, 13920413, 18659277, 20436351, 22486821, 24628423, 33012567, 41761239, 47684819, 61309053, 67460463, 73885269, 97442891, 125283717, 143054457, 172398961, 221655807, 292328673, 320169499, 429163371, 517196883, 876986019, 960508497, 1551590649, 2241186493, 2881525491, 6723559479, 20170678437]

約数ペア:

[(1, 20170678437), (3, 6723559479), (7, 2881525491), (9, 2241186493), (13, 1551590649), (21, 960508497), (23, 876986019), (39, 517196883), (47, 429163371), (63, 320169499), (69, 292328673), (91, 221655807), (117, 172398961), (141, 143054457), (161, 125283717), (207, 97442891), (273, 73885269), (299, 67460463), (329, 61309053), (423, 47684819), (483, 41761239), (611, 33012567), (819, 24628423), (897, 22486821), (987, 20436351), (1081, 18659277), (1449, 13920413), (1833, 11004189), (2093, 9637209), (2691, 7495607), (2961, 6812117), (3243, 6219759), (4277, 4716081), (5499, 3668063), (6279, 3212403), (7567, 2665611), (9729, 2073253), (12831, 1572027), (14053, 1435329), (18837, 1070801), (22701, 888537), (22783, 885339), (38493, 524009), (42159, 478443), (68103, 296179), (68349, 295113), (98371, 205047), (126477, 159481)]