20199863211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{907}}^1\times {\mathrm{1021}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 29487365376

約数和(自身を除く): 9287502165

約数列:

[1, 3, 11, 33, 661, 907, 1021, 1983, 2721, 3063, 7271, 9977, 11231, 21813, 29931, 33693, 599527, 674881, 926047, 1798581, 2024643, 2778141, 6594797, 7423691, 10186517, 19784391, 22271073, 30559551, 612117067, 1836351201, 6733287737, 20199863211]

約数ペア:

[(1, 20199863211), (3, 6733287737), (11, 1836351201), (33, 612117067), (661, 30559551), (907, 22271073), (1021, 19784391), (1983, 10186517), (2721, 7423691), (3063, 6594797), (7271, 2778141), (9977, 2024643), (11231, 1798581), (21813, 926047), (29931, 674881), (33693, 599527)]