220883911

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2243}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 239120640

約数和(自身を除く): 18236729

約数列:

[1, 19, 71, 73, 1349, 1387, 2243, 5183, 42617, 98477, 159253, 163739, 3025807, 3111041, 11625469, 220883911]

約数ペア:

[(1, 220883911), (19, 11625469), (71, 3111041), (73, 3025807), (1349, 163739), (1387, 159253), (2243, 98477), (5183, 42617)]