20734974

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29537}}^1$

素因数の和:29561

約数の個数: 32

約数和(自身を含む): 49623840

約数和(自身を除く): 28888866

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29537, 59074, 88611, 177222, 265833, 383981, 531666, 767962, 797499, 1151943, 1594998, 2303886, 3455829, 6911658, 10367487, 20734974]

約数ペア:

[(1, 20734974), (2, 10367487), (3, 6911658), (6, 3455829), (9, 2303886), (13, 1594998), (18, 1151943), (26, 797499), (27, 767962), (39, 531666), (54, 383981), (78, 265833), (117, 177222), (234, 88611), (351, 59074), (702, 29537)]