20920095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{66413}}^1$

素因数の和:66431

約数の個数: 24

約数和(自身を含む): 41442336

約数和(自身を除く): 20522241

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 66413, 199239, 332065, 464891, 597717, 996195, 1394673, 2324455, 2988585, 4184019, 6973365, 20920095]

約数ペア:

[(1, 20920095), (3, 6973365), (5, 4184019), (7, 2988585), (9, 2324455), (15, 1394673), (21, 996195), (35, 597717), (45, 464891), (63, 332065), (105, 199239), (315, 66413)]