19545370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{599}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18557030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 599, 1198, 1255, 2510, 2995, 3263, 5990, 6526, 7787, 15574, 16315, 32630, 38935, 77870, 150349, 300698, 751745, 1503490, 1954537, 3909074, 9772685, 19545370]

約数ペア:

[(1, 19545370), (2, 9772685), (5, 3909074), (10, 1954537), (13, 1503490), (26, 751745), (65, 300698), (130, 150349), (251, 77870), (502, 38935), (599, 32630), (1198, 16315), (1255, 15574), (2510, 7787), (2995, 6526), (3263, 5990)]