19951370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117361}}^1$

素因数の和:117385

約数の個数: 16

約数和(自身を含む): 38025288

約数和(自身を除く): 18073918

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 117361, 234722, 586805, 1173610, 1995137, 3990274, 9975685, 19951370]

約数ペア:

[(1, 19951370), (2, 9975685), (5, 3990274), (10, 1995137), (17, 1173610), (34, 586805), (85, 234722), (170, 117361)]