2649868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 5045040

約数和(自身を除く): 2395172

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 389, 524, 778, 1556, 1703, 3406, 5057, 6812, 10114, 20228, 50959, 101918, 203836, 662467, 1324934, 2649868]

約数ペア:

[(1, 2649868), (2, 1324934), (4, 662467), (13, 203836), (26, 101918), (52, 50959), (131, 20228), (262, 10114), (389, 6812), (524, 5057), (778, 3406), (1556, 1703)]