20779824

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33301}}^1$

素因数の和:33325

約数の個数: 40

約数和(自身を含む): 57812272

約数和(自身を除く): 37032448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33301, 66602, 99903, 133204, 199806, 266408, 399612, 432913, 532816, 799224, 865826, 1298739, 1598448, 1731652, 2597478, 3463304, 5194956, 6926608, 10389912, 20779824]

約数ペア:

[(1, 20779824), (2, 10389912), (3, 6926608), (4, 5194956), (6, 3463304), (8, 2597478), (12, 1731652), (13, 1598448), (16, 1298739), (24, 865826), (26, 799224), (39, 532816), (48, 432913), (52, 399612), (78, 266408), (104, 199806), (156, 133204), (208, 99903), (312, 66602), (624, 33301)]