1639829572

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{61657}}^1$

素因数の和:61831

約数の個数: 24

約数和(自身を含む): 2943552920

約数和(自身を除く): 1303723348

約数列:

[1, 2, 4, 61, 109, 122, 218, 244, 436, 6649, 13298, 26596, 61657, 123314, 246628, 3761077, 6720613, 7522154, 13441226, 15044308, 26882452, 409957393, 819914786, 1639829572]

約数ペア:

[(1, 1639829572), (2, 819914786), (4, 409957393), (61, 26882452), (109, 15044308), (122, 13441226), (218, 7522154), (244, 6720613), (436, 3761077), (6649, 246628), (13298, 123314), (26596, 61657)]