19892491829

素因数分解:

$7^3\times {\mathrm{47}}^1\times {\mathrm{1233949}}^1$

素因数の和:1234017

約数の個数: 16

約数和(自身を含む): 23691840000

約数和(自身を除く): 3799348171

約数列:

[1, 7, 47, 49, 329, 343, 2303, 16121, 1233949, 8637643, 57995603, 60463501, 405969221, 423244507, 2841784547, 19892491829]

約数ペア:

[(1, 19892491829), (7, 2841784547), (47, 423244507), (49, 405969221), (329, 60463501), (343, 57995603), (2303, 8637643), (16121, 1233949)]