20147640219

素因数分解:

$3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7283}}^1$

素因数の和:7367

約数の個数: 120

約数和(自身を含む): 37979737488

約数和(自身を除く): 17832097269

約数列:

[1, 3, 7, 9, 17, 21, 27, 41, 49, 51, 63, 81, 119, 123, 147, 153, 189, 287, 357, 369, 441, 459, 567, 697, 833, 861, 1071, 1107, 1323, 1377, 2009, 2091, 2499, 2583, 3213, 3321, 3969, 4879, 6027, 6273, 7283, 7497, 7749, 9639, 14637, 18081, 18819, 21849, 22491, 23247, 34153, 43911, 50981, 54243, 56457, 65547, 67473, 102459, 123811, 131733, 152943, 162729, 196641, 298603, 307377, 356867, 371433, 395199, 458829, 589923, 866677, 895809, 922131, 1070601, 1114299, 1376487, 2090221, 2600031, 2687427, 2766393, 3211803, 3342897, 4129461, 5076251, 6066739, 6270663, 7800093, 8062281, 9635409, 10028691, 14631547, 15228753, 18200217, 18811989, 23400279, 24186843, 28906227, 35533757, 43894641, 45686259, 54600651, 56435967, 70200837, 106601271, 131683923, 137058777, 163801953, 169307901, 248736299, 319803813, 395051769, 411176331, 491405859, 746208897, 959411439, 1185155307, 2238626691, 2878234317, 6715880073, 20147640219]

約数ペア:

[(1, 20147640219), (3, 6715880073), (7, 2878234317), (9, 2238626691), (17, 1185155307), (21, 959411439), (27, 746208897), (41, 491405859), (49, 411176331), (51, 395051769), (63, 319803813), (81, 248736299), (119, 169307901), (123, 163801953), (147, 137058777), (153, 131683923), (189, 106601271), (287, 70200837), (357, 56435967), (369, 54600651), (441, 45686259), (459, 43894641), (567, 35533757), (697, 28906227), (833, 24186843), (861, 23400279), (1071, 18811989), (1107, 18200217), (1323, 15228753), (1377, 14631547), (2009, 10028691), (2091, 9635409), (2499, 8062281), (2583, 7800093), (3213, 6270663), (3321, 6066739), (3969, 5076251), (4879, 4129461), (6027, 3342897), (6273, 3211803), (7283, 2766393), (7497, 2687427), (7749, 2600031), (9639, 2090221), (14637, 1376487), (18081, 1114299), (18819, 1070601), (21849, 922131), (22491, 895809), (23247, 866677), (34153, 589923), (43911, 458829), (50981, 395199), (54243, 371433), (56457, 356867), (65547, 307377), (67473, 298603), (102459, 196641), (123811, 162729), (131733, 152943)]