20199095511

素因数分解:

$3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{767647}}^1$

素因数の和:767843

約数の個数: 24

約数和(自身を含む): 31504273920

約数和(自身を除く): 11305178409

約数列:

[1, 3, 7, 21, 49, 147, 179, 537, 1253, 3759, 8771, 26313, 767647, 2302941, 5373529, 16120587, 37614703, 112844109, 137408813, 412226439, 961861691, 2885585073, 6733031837, 20199095511]

約数ペア:

[(1, 20199095511), (3, 6733031837), (7, 2885585073), (21, 961861691), (49, 412226439), (147, 137408813), (179, 112844109), (537, 37614703), (1253, 16120587), (3759, 5373529), (8771, 2302941), (26313, 767647)]