20700899

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 22632480

約数和(自身を除く): 1931581

約数列:

[1, 19, 53, 61, 337, 1007, 1159, 3233, 6403, 17861, 20557, 61427, 339359, 390583, 1089521, 20700899]

約数ペア:

[(1, 20700899), (19, 1089521), (53, 390583), (61, 339359), (337, 61427), (1007, 20557), (1159, 17861), (3233, 6403)]