17962490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19739}}^1$

素因数の和:19766

約数の個数: 32

約数和(自身を含む): 39795840

約数和(自身を除く): 21833350

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 19739, 39478, 98695, 138173, 197390, 256607, 276346, 513214, 690865, 1283035, 1381730, 1796249, 2566070, 3592498, 8981245, 17962490]

約数ペア:

[(1, 17962490), (2, 8981245), (5, 3592498), (7, 2566070), (10, 1796249), (13, 1381730), (14, 1283035), (26, 690865), (35, 513214), (65, 276346), (70, 256607), (91, 197390), (130, 138173), (182, 98695), (455, 39478), (910, 19739)]