20148795

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7589}}^1$

素因数の和:7659

約数の個数: 24

約数和(自身を含む): 35521200

約数和(自身を除く): 15372405

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7589, 22767, 37945, 68301, 113835, 341505, 447751, 1343253, 2238755, 4029759, 6716265, 20148795]

約数ペア:

[(1, 20148795), (3, 6716265), (5, 4029759), (9, 2238755), (15, 1343253), (45, 447751), (59, 341505), (177, 113835), (295, 68301), (531, 37945), (885, 22767), (2655, 7589)]