19885245

素因数分解:

$3^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1427}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 31872960

約数和(自身を除く): 11987715

約数列:

[1, 3, 5, 15, 929, 1427, 2787, 4281, 4645, 7135, 13935, 21405, 1325683, 3977049, 6628415, 19885245]

約数ペア:

[(1, 19885245), (3, 6628415), (5, 3977049), (15, 1325683), (929, 21405), (1427, 13935), (2787, 7135), (4281, 4645)]