201620004

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{128257}}^1$

素因数の和:128395

約数の個数: 24

約数和(自身を含む): 474041568

約数和(自身を除く): 272421564

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 128257, 256514, 384771, 513028, 769542, 1539084, 16801667, 33603334, 50405001, 67206668, 100810002, 201620004]

約数ペア:

[(1, 201620004), (2, 100810002), (3, 67206668), (4, 50405001), (6, 33603334), (12, 16801667), (131, 1539084), (262, 769542), (393, 513028), (524, 384771), (786, 256514), (1572, 128257)]