20919762

素因数分解:

$2^1\times 3^3\times {\mathrm{387403}}^1$

素因数の和:387414

約数の個数: 16

約数和(自身を含む): 46488480

約数和(自身を除く): 25568718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 387403, 774806, 1162209, 2324418, 3486627, 6973254, 10459881, 20919762]

約数ペア:

[(1, 20919762), (2, 10459881), (3, 6973254), (6, 3486627), (9, 2324418), (18, 1162209), (27, 774806), (54, 387403)]