19650556

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1279}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 36126720

約数和(自身を除く): 16476164

約数列:

[1, 2, 4, 23, 46, 92, 167, 334, 668, 1279, 2558, 3841, 5116, 7682, 15364, 29417, 58834, 117668, 213593, 427186, 854372, 4912639, 9825278, 19650556]

約数ペア:

[(1, 19650556), (2, 9825278), (4, 4912639), (23, 854372), (46, 427186), (92, 213593), (167, 117668), (334, 58834), (668, 29417), (1279, 15364), (2558, 7682), (3841, 5116)]