20218191806

素因数分解:

$2^1\times {\mathrm{313}}^1\times {\mathrm{1619}}^1\times {\mathrm{19949}}^1$

素因数の和:21883

約数の個数: 16

約数和(自身を含む): 30444498000

約数和(自身を除く): 10226306194

約数列:

[1, 2, 313, 626, 1619, 3238, 19949, 39898, 506747, 1013494, 6244037, 12488074, 32297431, 64594862, 10109095903, 20218191806]

約数ペア:

[(1, 20218191806), (2, 10109095903), (313, 64594862), (626, 32297431), (1619, 12488074), (3238, 6244037), (19949, 1013494), (39898, 506747)]