20800458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165083}}^1$

素因数の和:165098

約数の個数: 24

約数和(自身を含む): 51506208

約数和(自身を除く): 30705750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165083, 330166, 495249, 990498, 1155581, 1485747, 2311162, 2971494, 3466743, 6933486, 10400229, 20800458]

約数ペア:

[(1, 20800458), (2, 10400229), (3, 6933486), (6, 3466743), (7, 2971494), (9, 2311162), (14, 1485747), (18, 1155581), (21, 990498), (42, 495249), (63, 330166), (126, 165083)]