2021554472

素因数分解:

$2^3\times 7^1\times {\mathrm{1787}}^1\times {\mathrm{20201}}^1$

素因数の和:22001

約数の個数: 32

約数和(自身を含む): 4334541120

約数和(自身を除く): 2312986648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1787, 3574, 7148, 12509, 14296, 20201, 25018, 40402, 50036, 80804, 100072, 141407, 161608, 282814, 565628, 1131256, 36099187, 72198374, 144396748, 252694309, 288793496, 505388618, 1010777236, 2021554472]

約数ペア:

[(1, 2021554472), (2, 1010777236), (4, 505388618), (7, 288793496), (8, 252694309), (14, 144396748), (28, 72198374), (56, 36099187), (1787, 1131256), (3574, 565628), (7148, 282814), (12509, 161608), (14296, 141407), (20201, 100072), (25018, 80804), (40402, 50036)]