18282028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 33833520

約数和(自身を除く): 15551492

約数列:

[1, 2, 4, 19, 38, 76, 293, 586, 821, 1172, 1642, 3284, 5567, 11134, 15599, 22268, 31198, 62396, 240553, 481106, 962212, 4570507, 9141014, 18282028]

約数ペア:

[(1, 18282028), (2, 9141014), (4, 4570507), (19, 962212), (38, 481106), (76, 240553), (293, 62396), (586, 31198), (821, 22268), (1172, 15599), (1642, 11134), (3284, 5567)]