20349057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4519}}^1$

素因数の和:4620

約数の個数: 16

約数和(自身を含む): 28928000

約数和(自身を除く): 8578943

約数列:

[1, 3, 19, 57, 79, 237, 1501, 4503, 4519, 13557, 85861, 257583, 357001, 1071003, 6783019, 20349057]

約数ペア:

[(1, 20349057), (3, 6783019), (19, 1071003), (57, 357001), (79, 257583), (237, 85861), (1501, 13557), (4503, 4519)]