20152899

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7489}}^1$

素因数の和:7531

約数の個数: 24

約数和(自身を含む): 32716320

約数和(自身を除く): 12563421

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 7489, 22467, 67401, 97357, 172247, 292071, 516741, 876213, 1550223, 2239211, 6717633, 20152899]

約数ペア:

[(1, 20152899), (3, 6717633), (9, 2239211), (13, 1550223), (23, 876213), (39, 516741), (69, 292071), (117, 172247), (207, 97357), (299, 67401), (897, 22467), (2691, 7489)]