1987950256

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{404713}}^1$

素因数の和:405028

約数の個数: 20

約数和(自身を含む): 3864209272

約数和(自身を除く): 1876259016

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 404713, 809426, 1618852, 3237704, 6475408, 124246891, 248493782, 496987564, 993975128, 1987950256]

約数ペア:

[(1, 1987950256), (2, 993975128), (4, 496987564), (8, 248493782), (16, 124246891), (307, 6475408), (614, 3237704), (1228, 1618852), (2456, 809426), (4912, 404713)]