19995230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117619}}^1$

素因数の和:117643

約数の個数: 16

約数和(自身を含む): 38108880

約数和(自身を除く): 18113650

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 117619, 235238, 588095, 1176190, 1999523, 3999046, 9997615, 19995230]

約数ペア:

[(1, 19995230), (2, 9997615), (5, 3999046), (10, 1999523), (17, 1176190), (34, 588095), (85, 235238), (170, 117619)]