20197951486

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{6551}}^1\times {\mathrm{35851}}^1$

素因数の和:42447

約数の個数: 16

約数和(自身を含む): 31007104128

約数和(自身を除く): 10809152642

約数列:

[1, 2, 43, 86, 6551, 13102, 35851, 71702, 281693, 563386, 1541593, 3083186, 234859901, 469719802, 10098975743, 20197951486]

約数ペア:

[(1, 20197951486), (2, 10098975743), (43, 469719802), (86, 234859901), (6551, 3083186), (13102, 1541593), (35851, 563386), (71702, 281693)]