220490003

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2239}}^1$

素因数の和:2402

約数の個数: 16

約数和(自身を含む): 238694400

約数和(自身を除く): 18204397

約数列:

[1, 19, 71, 73, 1349, 1387, 2239, 5183, 42541, 98477, 158969, 163447, 3020411, 3105493, 11604737, 220490003]

約数ペア:

[(1, 220490003), (19, 11604737), (71, 3105493), (73, 3020411), (1349, 163447), (1387, 158969), (2239, 98477), (5183, 42541)]