19038530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1289}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 39381120

約数和(自身を除く): 20342590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1289, 1477, 2110, 2578, 2954, 6445, 7385, 9023, 12890, 14770, 18046, 45115, 90230, 271979, 543958, 1359895, 1903853, 2719790, 3807706, 9519265, 19038530]

約数ペア:

[(1, 19038530), (2, 9519265), (5, 3807706), (7, 2719790), (10, 1903853), (14, 1359895), (35, 543958), (70, 271979), (211, 90230), (422, 45115), (1055, 18046), (1289, 14770), (1477, 12890), (2110, 9023), (2578, 7385), (2954, 6445)]