2557894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 4092480

約数和(自身を除く): 1534586

約数列:

[1, 2, 19, 38, 83, 166, 811, 1577, 1622, 3154, 15409, 30818, 67313, 134626, 1278947, 2557894]

約数ペア:

[(1, 2557894), (2, 1278947), (19, 134626), (38, 67313), (83, 30818), (166, 15409), (811, 3154), (1577, 1622)]