420199342378

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{581993549}}^1$

素因数の和:581993589

約数の個数: 12

約数和(自身を含む): 665218627650

約数和(自身を除く): 245019285272

約数列:

[1, 2, 19, 38, 361, 722, 581993549, 1163987098, 11057877431, 22115754862, 210099671189, 420199342378]

約数ペア:

[(1, 420199342378), (2, 210099671189), (19, 22115754862), (38, 11057877431), (361, 1163987098), (722, 581993549)]