2051219056

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{487457}}^1$

素因数の和:487728

約数の個数: 20

約数和(自身を含む): 3989356272

約数和(自身を除く): 1938137216

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 487457, 974914, 1949828, 3899656, 7799312, 128201191, 256402382, 512804764, 1025609528, 2051219056]

約数ペア:

[(1, 2051219056), (2, 1025609528), (4, 512804764), (8, 256402382), (16, 128201191), (263, 7799312), (526, 3899656), (1052, 1949828), (2104, 974914), (4208, 487457)]