20576916621

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{2203}}^1$

素因数の和:2471

約数の個数: 64

約数和(自身を含む): 32160768000

約数和(自身を除く): 11583851379

約数列:

[1, 3, 9, 27, 29, 79, 87, 151, 237, 261, 453, 711, 783, 1359, 2133, 2203, 2291, 4077, 4379, 6609, 6873, 11929, 13137, 19827, 20619, 35787, 39411, 59481, 61857, 63887, 107361, 118233, 174037, 191661, 322083, 332653, 345941, 522111, 574983, 997959, 1037823, 1566333, 1724949, 2993877, 3113469, 4698999, 5047073, 8981631, 9340407, 9646937, 15141219, 26279587, 28940811, 45423657, 78838761, 86822433, 136270971, 236516283, 260467299, 709548849, 762108023, 2286324069, 6858972207, 20576916621]

約数ペア:

[(1, 20576916621), (3, 6858972207), (9, 2286324069), (27, 762108023), (29, 709548849), (79, 260467299), (87, 236516283), (151, 136270971), (237, 86822433), (261, 78838761), (453, 45423657), (711, 28940811), (783, 26279587), (1359, 15141219), (2133, 9646937), (2203, 9340407), (2291, 8981631), (4077, 5047073), (4379, 4698999), (6609, 3113469), (6873, 2993877), (11929, 1724949), (13137, 1566333), (19827, 1037823), (20619, 997959), (35787, 574983), (39411, 522111), (59481, 345941), (61857, 332653), (63887, 322083), (107361, 191661), (118233, 174037)]