19973604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237781}}^1$

素因数の和:237795

約数の個数: 24

約数和(自身を含む): 53263168

約数和(自身を除く): 33289564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237781, 475562, 713343, 951124, 1426686, 1664467, 2853372, 3328934, 4993401, 6657868, 9986802, 19973604]

約数ペア:

[(1, 19973604), (2, 9986802), (3, 6657868), (4, 4993401), (6, 3328934), (7, 2853372), (12, 1664467), (14, 1426686), (21, 951124), (28, 713343), (42, 475562), (84, 237781)]