20199442893

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{189757}}^1$

素因数の和:189941

約数の個数: 32

約数和(自身を含む): 31842910464

約数和(自身を除く): 11643467571

約数列:

[1, 3, 7, 21, 37, 111, 137, 259, 411, 777, 959, 2877, 5069, 15207, 35483, 106449, 189757, 569271, 1328299, 3984897, 7021009, 21063027, 25996709, 49147063, 77990127, 147441189, 181976963, 545930889, 961878233, 2885634699, 6733147631, 20199442893]

約数ペア:

[(1, 20199442893), (3, 6733147631), (7, 2885634699), (21, 961878233), (37, 545930889), (111, 181976963), (137, 147441189), (259, 77990127), (411, 49147063), (777, 25996709), (959, 21063027), (2877, 7021009), (5069, 3984897), (15207, 1328299), (35483, 569271), (106449, 189757)]