20109684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4517}}^1$

素因数の和:4584

約数の個数: 48

約数和(自身を含む): 54649728

約数和(自身を除く): 34540044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4517, 9034, 13551, 18068, 27102, 31619, 54204, 63238, 94857, 126476, 189714, 239401, 379428, 478802, 718203, 957604, 1436406, 1675807, 2872812, 3351614, 5027421, 6703228, 10054842, 20109684]

約数ペア:

[(1, 20109684), (2, 10054842), (3, 6703228), (4, 5027421), (6, 3351614), (7, 2872812), (12, 1675807), (14, 1436406), (21, 957604), (28, 718203), (42, 478802), (53, 379428), (84, 239401), (106, 189714), (159, 126476), (212, 94857), (318, 63238), (371, 54204), (636, 31619), (742, 27102), (1113, 18068), (1484, 13551), (2226, 9034), (4452, 4517)]