538280912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2587889}}^1$

素因数の和:2587910

約数の個数: 20

約数和(自身を含む): 1123144260

約数和(自身を除く): 584863348

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2587889, 5175778, 10351556, 20703112, 33642557, 41406224, 67285114, 134570228, 269140456, 538280912]

約数ペア:

[(1, 538280912), (2, 269140456), (4, 134570228), (8, 67285114), (13, 41406224), (16, 33642557), (26, 20703112), (52, 10351556), (104, 5175778), (208, 2587889)]