19902654

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{11399}}^1$

素因数の和:11504

約数の個数: 24

約数和(自身を含む): 43570800

約数和(自身を除く): 23668146

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 11399, 22798, 34197, 68394, 102591, 205182, 1105703, 2211406, 3317109, 6634218, 9951327, 19902654]

約数ペア:

[(1, 19902654), (2, 9951327), (3, 6634218), (6, 3317109), (9, 2211406), (18, 1105703), (97, 205182), (194, 102591), (291, 68394), (582, 34197), (873, 22798), (1746, 11399)]