399054608

素因数分解:

$2^4\times {\mathrm{2477}}^1\times {\mathrm{10069}}^1$

素因数の和:12554

約数の個数: 20

約数和(自身を含む): 773557260

約数和(自身を除く): 374502652

約数列:

[1, 2, 4, 8, 16, 2477, 4954, 9908, 10069, 19816, 20138, 39632, 40276, 80552, 161104, 24940913, 49881826, 99763652, 199527304, 399054608]

約数ペア:

[(1, 399054608), (2, 199527304), (4, 99763652), (8, 49881826), (16, 24940913), (2477, 161104), (4954, 80552), (9908, 40276), (10069, 39632), (19816, 20138)]