19644290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103391}}^1$

素因数の和:103417

約数の個数: 16

約数和(自身を含む): 37221120

約数和(自身を除く): 17576830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 103391, 206782, 516955, 1033910, 1964429, 3928858, 9822145, 19644290]

約数ペア:

[(1, 19644290), (2, 9822145), (5, 3928858), (10, 1964429), (19, 1033910), (38, 516955), (95, 206782), (190, 103391)]