19925751

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16987}}^1$

素因数の和:17030

約数の個数: 16

約数和(自身を含む): 29355264

約数和(自身を除く): 9429513

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 16987, 50961, 288779, 390701, 866337, 1172103, 6641917, 19925751]

約数ペア:

[(1, 19925751), (3, 6641917), (17, 1172103), (23, 866337), (51, 390701), (69, 288779), (391, 50961), (1173, 16987)]