20573998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14633}}^1$

素因数の和:14691

約数の個数: 16

約数和(自身を含む): 33365520

約数和(自身を除く): 12791522

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14633, 29266, 278027, 541421, 556054, 1082842, 10286999, 20573998]

約数ペア:

[(1, 20573998), (2, 10286999), (19, 1082842), (37, 556054), (38, 541421), (74, 278027), (703, 29266), (1406, 14633)]