18656274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 46964736

約数和(自身を除く): 28308462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 47, 78, 91, 94, 141, 182, 273, 282, 329, 546, 611, 658, 727, 987, 1222, 1454, 1833, 1974, 2181, 3666, 4277, 4362, 5089, 8554, 9451, 10178, 12831, 15267, 18902, 25662, 28353, 30534, 34169, 56706, 66157, 68338, 102507, 132314, 198471, 205014, 239183, 396942, 444197, 478366, 717549, 888394, 1332591, 1435098, 2665182, 3109379, 6218758, 9328137, 18656274]

約数ペア:

[(1, 18656274), (2, 9328137), (3, 6218758), (6, 3109379), (7, 2665182), (13, 1435098), (14, 1332591), (21, 888394), (26, 717549), (39, 478366), (42, 444197), (47, 396942), (78, 239183), (91, 205014), (94, 198471), (141, 132314), (182, 102507), (273, 68338), (282, 66157), (329, 56706), (546, 34169), (611, 30534), (658, 28353), (727, 25662), (987, 18902), (1222, 15267), (1454, 12831), (1833, 10178), (1974, 9451), (2181, 8554), (3666, 5089), (4277, 4362)]