19813110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15359}}^1$

素因数の和:15412

約数の個数: 32

約数和(自身を含む): 48660480

約数和(自身を除く): 28847370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 15359, 30718, 46077, 76795, 92154, 153590, 230385, 460770, 660437, 1320874, 1981311, 3302185, 3962622, 6604370, 9906555, 19813110]

約数ペア:

[(1, 19813110), (2, 9906555), (3, 6604370), (5, 3962622), (6, 3302185), (10, 1981311), (15, 1320874), (30, 660437), (43, 460770), (86, 230385), (129, 153590), (215, 92154), (258, 76795), (430, 46077), (645, 30718), (1290, 15359)]