51290864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{103409}}^1$

素因数の和:103448

約数の個数: 20

約数和(自身を含む): 102582720

約数和(自身を除く): 51291856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 103409, 206818, 413636, 827272, 1654544, 3205679, 6411358, 12822716, 25645432, 51290864]

約数ペア:

[(1, 51290864), (2, 25645432), (4, 12822716), (8, 6411358), (16, 3205679), (31, 1654544), (62, 827272), (124, 413636), (248, 206818), (496, 103409)]