19817694

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84691}}^1$

素因数の和:84712

約数の個数: 24

約数和(自身を含む): 46241832

約数和(自身を除く): 26424138

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84691, 169382, 254073, 508146, 762219, 1100983, 1524438, 2201966, 3302949, 6605898, 9908847, 19817694]

約数ペア:

[(1, 19817694), (2, 9908847), (3, 6605898), (6, 3302949), (9, 2201966), (13, 1524438), (18, 1100983), (26, 762219), (39, 508146), (78, 254073), (117, 169382), (234, 84691)]