2051266192

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{254879}}^1$

素因数の和:255390

約数の個数: 20

約数和(自身を含む): 3982245120

約数和(自身を除く): 1930978928

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 254879, 509758, 1019516, 2039032, 4078064, 128204137, 256408274, 512816548, 1025633096, 2051266192]

約数ペア:

[(1, 2051266192), (2, 1025633096), (4, 512816548), (8, 256408274), (16, 128204137), (503, 4078064), (1006, 2039032), (2012, 1019516), (4024, 509758), (8048, 254879)]