20680503

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3769}}^1$

素因数の和:3862

約数の個数: 16

約数和(自身を含む): 28953600

約数和(自身を除く): 8273097

約数列:

[1, 3, 31, 59, 93, 177, 1829, 3769, 5487, 11307, 116839, 222371, 350517, 667113, 6893501, 20680503]

約数ペア:

[(1, 20680503), (3, 6893501), (31, 667113), (59, 350517), (93, 222371), (177, 116839), (1829, 11307), (3769, 5487)]