1817996890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{6977}}^1$

素因数の和:7422

約数の個数: 32

約数和(自身を含む): 3328003584

約数和(自身を除く): 1510006694

約数列:

[1, 2, 5, 10, 71, 142, 355, 367, 710, 734, 1835, 3670, 6977, 13954, 26057, 34885, 52114, 69770, 130285, 260570, 495367, 990734, 2476835, 2560559, 4953670, 5121118, 12802795, 25605590, 181799689, 363599378, 908998445, 1817996890]

約数ペア:

[(1, 1817996890), (2, 908998445), (5, 363599378), (10, 181799689), (71, 25605590), (142, 12802795), (355, 5121118), (367, 4953670), (710, 2560559), (734, 2476835), (1835, 990734), (3670, 495367), (6977, 260570), (13954, 130285), (26057, 69770), (34885, 52114)]