20267964

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13093}}^1$

素因数の和:13146

約数の個数: 36

約数和(自身を含む): 52428376

約数和(自身を除く): 32160412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13093, 26186, 39279, 52372, 78558, 117837, 157116, 235674, 471348, 562999, 1125998, 1688997, 2251996, 3377994, 5066991, 6755988, 10133982, 20267964]

約数ペア:

[(1, 20267964), (2, 10133982), (3, 6755988), (4, 5066991), (6, 3377994), (9, 2251996), (12, 1688997), (18, 1125998), (36, 562999), (43, 471348), (86, 235674), (129, 157116), (172, 117837), (258, 78558), (387, 52372), (516, 39279), (774, 26186), (1548, 13093)]