20120876991

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{547}}^1\times {\mathrm{27067}}^1$

素因数の和:27771

約数の個数: 24

約数和(自身を含む): 29310529664

約数和(自身を除く): 9189652673

約数列:

[1, 3, 9, 151, 453, 547, 1359, 1641, 4923, 27067, 81201, 82597, 243603, 247791, 743373, 4087117, 12261351, 14805649, 36784053, 44416947, 133250841, 2235652999, 6706958997, 20120876991]

約数ペア:

[(1, 20120876991), (3, 6706958997), (9, 2235652999), (151, 133250841), (453, 44416947), (547, 36784053), (1359, 14805649), (1641, 12261351), (4923, 4087117), (27067, 743373), (81201, 247791), (82597, 243603)]