19516955312

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{2425069}}^1$

素因数の和:2425580

約数の個数: 20

約数和(自身を含む): 37889293680

約数和(自身を除く): 18372338368

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 2425069, 4850138, 9700276, 19400552, 38801104, 1219809707, 2439619414, 4879238828, 9758477656, 19516955312]

約数ペア:

[(1, 19516955312), (2, 9758477656), (4, 4879238828), (8, 2439619414), (16, 1219809707), (503, 38801104), (1006, 19400552), (2012, 9700276), (4024, 4850138), (8048, 2425069)]