551444258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{21001}}^1$

素因数の和:21713

約数の個数: 16

約数和(自身を含む): 872003040

約数和(自身を除く): 320558782

約数列:

[1, 2, 19, 38, 691, 1382, 13129, 21001, 26258, 42002, 399019, 798038, 14511691, 29023382, 275722129, 551444258]

約数ペア:

[(1, 551444258), (2, 275722129), (19, 29023382), (38, 14511691), (691, 798038), (1382, 399019), (13129, 42002), (21001, 26258)]