258021292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{18757}}^1$

素因数の和:18961

約数の個数: 24

約数和(自身を含む): 477953840

約数和(自身を除く): 219932548

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 3439, 6878, 13756, 18757, 37514, 75028, 356383, 712766, 1425532, 3395017, 6790034, 13580068, 64505323, 129010646, 258021292]

約数ペア:

[(1, 258021292), (2, 129010646), (4, 64505323), (19, 13580068), (38, 6790034), (76, 3395017), (181, 1425532), (362, 712766), (724, 356383), (3439, 75028), (6878, 37514), (13756, 18757)]