19934581345

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{87719}}^1$

素因数の和:87925

約数の個数: 32

約数和(自身を含む): 28160225280

約数和(自身を除く): 8225643935

約数列:

[1, 5, 7, 35, 43, 151, 215, 301, 755, 1057, 1505, 5285, 6493, 32465, 45451, 87719, 227255, 438595, 614033, 3070165, 3771917, 13245569, 18859585, 26403419, 66227845, 92718983, 132017095, 463594915, 569559467, 2847797335, 3986916269, 19934581345]

約数ペア:

[(1, 19934581345), (5, 3986916269), (7, 2847797335), (35, 569559467), (43, 463594915), (151, 132017095), (215, 92718983), (301, 66227845), (755, 26403419), (1057, 18859585), (1505, 13245569), (5285, 3771917), (6493, 3070165), (32465, 614033), (45451, 438595), (87719, 227255)]