2019996290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{145219}}^1$

素因数の和:145346

約数の個数: 32

約数和(自身を含む): 3952307520

約数和(自身を除く): 1932311230

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 145219, 290438, 726095, 1452190, 1887847, 3775694, 9439235, 15538433, 18878470, 31076866, 77692165, 155384330, 201999629, 403999258, 1009998145, 2019996290]

約数ペア:

[(1, 2019996290), (2, 1009998145), (5, 403999258), (10, 201999629), (13, 155384330), (26, 77692165), (65, 31076866), (107, 18878470), (130, 15538433), (214, 9439235), (535, 3775694), (1070, 1887847), (1391, 1452190), (2782, 726095), (6955, 290438), (13910, 145219)]