81388444

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{21577}}^1$

素因数の和:21645

約数の個数: 24

約数和(自身を含む): 152254368

約数和(自身を除く): 70865924

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 21577, 43154, 86308, 496271, 884657, 992542, 1769314, 1985084, 3538628, 20347111, 40694222, 81388444]

約数ペア:

[(1, 81388444), (2, 40694222), (4, 20347111), (23, 3538628), (41, 1985084), (46, 1769314), (82, 992542), (92, 884657), (164, 496271), (943, 86308), (1886, 43154), (3772, 21577)]