2599090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19993}}^1$

素因数の和:20013

約数の個数: 16

約数和(自身を含む): 5038488

約数和(自身を除く): 2439398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 19993, 39986, 99965, 199930, 259909, 519818, 1299545, 2599090]

約数ペア:

[(1, 2599090), (2, 1299545), (5, 519818), (10, 259909), (13, 199930), (26, 99965), (65, 39986), (130, 19993)]