2019422745

素因数分解:

$3^4\times 5^1\times {\mathrm{4986229}}^1$

素因数の和:4986246

約数の個数: 20

約数和(自身を含む): 3620002980

約数和(自身を除く): 1600580235

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4986229, 14958687, 24931145, 44876061, 74793435, 134628183, 224380305, 403884549, 673140915, 2019422745]

約数ペア:

[(1, 2019422745), (3, 673140915), (5, 403884549), (9, 224380305), (15, 134628183), (27, 74793435), (45, 44876061), (81, 24931145), (135, 14958687), (405, 4986229)]