20188974729

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2027}}^1\times {\mathrm{43117}}^1$

素因数の和:45165

約数の個数: 32

約数和(自身を含む): 33578228736

約数和(自身を除く): 13389254007

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 2027, 6081, 14189, 22297, 42567, 43117, 66891, 129351, 156079, 301819, 468237, 474287, 905457, 1422861, 3320009, 9960027, 87398159, 262194477, 611787113, 961379749, 1835361339, 2884139247, 6729658243, 20188974729]

約数ペア:

[(1, 20188974729), (3, 6729658243), (7, 2884139247), (11, 1835361339), (21, 961379749), (33, 611787113), (77, 262194477), (231, 87398159), (2027, 9960027), (6081, 3320009), (14189, 1422861), (22297, 905457), (42567, 474287), (43117, 468237), (66891, 301819), (129351, 156079)]