19931590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{284737}}^1$

素因数の和:284751

約数の個数: 16

約数和(自身を含む): 41002272

約数和(自身を除く): 21070682

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 284737, 569474, 1423685, 1993159, 2847370, 3986318, 9965795, 19931590]

約数ペア:

[(1, 19931590), (2, 9965795), (5, 3986318), (7, 2847370), (10, 1993159), (14, 1423685), (35, 569474), (70, 284737)]