20801988

素因数分解:

$2^2\times 3^3\times {\mathrm{192611}}^1$

素因数の和:192624

約数の個数: 24

約数和(自身を含む): 53931360

約数和(自身を除く): 33129372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 192611, 385222, 577833, 770444, 1155666, 1733499, 2311332, 3466998, 5200497, 6933996, 10400994, 20801988]

約数ペア:

[(1, 20801988), (2, 10400994), (3, 6933996), (4, 5200497), (6, 3466998), (9, 2311332), (12, 1733499), (18, 1155666), (27, 770444), (36, 577833), (54, 385222), (108, 192611)]