81655844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{1093}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 150709440

約数和(自身を除く): 69053596

約数列:

[1, 2, 4, 19, 38, 76, 983, 1093, 1966, 2186, 3932, 4372, 18677, 20767, 37354, 41534, 74708, 83068, 1074419, 2148838, 4297676, 20413961, 40827922, 81655844]

約数ペア:

[(1, 81655844), (2, 40827922), (4, 20413961), (19, 4297676), (38, 2148838), (76, 1074419), (983, 83068), (1093, 74708), (1966, 41534), (2186, 37354), (3932, 20767), (4372, 18677)]