20565118832

素因数分解:

$2^4\times {\mathrm{4691}}^1\times {\mathrm{273997}}^1$

素因数の和:278696

約数の個数: 20

約数和(自身を含む): 39853557096

約数和(自身を除く): 19288438264

約数列:

[1, 2, 4, 8, 16, 4691, 9382, 18764, 37528, 75056, 273997, 547994, 1095988, 2191976, 4383952, 1285319927, 2570639854, 5141279708, 10282559416, 20565118832]

約数ペア:

[(1, 20565118832), (2, 10282559416), (4, 5141279708), (8, 2570639854), (16, 1285319927), (4691, 4383952), (9382, 2191976), (18764, 1095988), (37528, 547994), (75056, 273997)]