20547534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3571}}^1$

素因数の和:3720

約数の個数: 32

約数和(自身を含む): 47321856

約数和(自身を除く): 26774322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 3571, 5754, 7142, 10713, 21426, 24997, 49994, 74991, 149982, 489227, 978454, 1467681, 2935362, 3424589, 6849178, 10273767, 20547534]

約数ペア:

[(1, 20547534), (2, 10273767), (3, 6849178), (6, 3424589), (7, 2935362), (14, 1467681), (21, 978454), (42, 489227), (137, 149982), (274, 74991), (411, 49994), (822, 24997), (959, 21426), (1918, 10713), (2877, 7142), (3571, 5754)]