20246478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2447}}^1$

素因数の和:2656

約数の個数: 32

約数和(自身を含む): 46531584

約数和(自身を除く): 26285106

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2447, 2758, 4137, 4894, 7341, 8274, 14682, 17129, 34258, 51387, 102774, 482059, 964118, 1446177, 2892354, 3374413, 6748826, 10123239, 20246478]

約数ペア:

[(1, 20246478), (2, 10123239), (3, 6748826), (6, 3374413), (7, 2892354), (14, 1446177), (21, 964118), (42, 482059), (197, 102774), (394, 51387), (591, 34258), (1182, 17129), (1379, 14682), (2447, 8274), (2758, 7341), (4137, 4894)]