19230921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 29480256

約数和(自身を除く): 10249335

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 1523, 4209, 4569, 12627, 13707, 35029, 92903, 105087, 278709, 315261, 836127, 2136769, 6410307, 19230921]

約数ペア:

[(1, 19230921), (3, 6410307), (9, 2136769), (23, 836127), (61, 315261), (69, 278709), (183, 105087), (207, 92903), (549, 35029), (1403, 13707), (1523, 12627), (4209, 4569)]