20463265

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 25349760

約数和(自身を除く): 4886495

約数列:

[1, 5, 59, 71, 295, 355, 977, 4189, 4885, 20945, 57643, 69367, 288215, 346835, 4092653, 20463265]

約数ペア:

[(1, 20463265), (5, 4092653), (59, 346835), (71, 288215), (295, 69367), (355, 57643), (977, 20945), (4189, 4885)]