20041029

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{503}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 30663360

約数和(自身を除く): 10622331

約数列:

[1, 3, 9, 19, 57, 171, 233, 503, 699, 1509, 2097, 4427, 4527, 9557, 13281, 28671, 39843, 86013, 117199, 351597, 1054791, 2226781, 6680343, 20041029]

約数ペア:

[(1, 20041029), (3, 6680343), (9, 2226781), (19, 1054791), (57, 351597), (171, 117199), (233, 86013), (503, 39843), (699, 28671), (1509, 13281), (2097, 9557), (4427, 4527)]