2661958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2381}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 4401936

約数和(自身を除く): 1739978

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 2381, 4762, 30953, 61906, 102383, 204766, 1330979, 2661958]

約数ペア:

[(1, 2661958), (2, 1330979), (13, 204766), (26, 102383), (43, 61906), (86, 30953), (559, 4762), (1118, 2381)]