20131455070

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7833251}}^1$

素因数の和:7833515

約数の個数: 16

約数和(自身を含む): 36377622288

約数和(自身を除く): 16246167218

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 7833251, 15666502, 39166255, 78332510, 2013145507, 4026291014, 10065727535, 20131455070]

約数ペア:

[(1, 20131455070), (2, 10065727535), (5, 4026291014), (10, 2013145507), (257, 78332510), (514, 39166255), (1285, 15666502), (2570, 7833251)]