20537060545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5140691}}^1$

素因数の和:5140760

約数の個数: 16

約数和(自身を含む): 26649347328

約数和(自身を除く): 6112286783

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 5140691, 25703455, 87391747, 241612477, 436958735, 1208062385, 4107412109, 20537060545]

約数ペア:

[(1, 20537060545), (5, 4107412109), (17, 1208062385), (47, 436958735), (85, 241612477), (235, 87391747), (799, 25703455), (3995, 5140691)]