19191110

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7297}}^1$

素因数の和:7567

約数の個数: 16

約数和(自身を含む): 34680096

約数和(自身を除く): 15488986

約数列:

[1, 2, 5, 10, 263, 526, 1315, 2630, 7297, 14594, 36485, 72970, 1919111, 3838222, 9595555, 19191110]

約数ペア:

[(1, 19191110), (2, 9595555), (5, 3838222), (10, 1919111), (263, 72970), (526, 36485), (1315, 14594), (2630, 7297)]