20108115

素因数分解:

$3^3\times 5^1\times {\mathrm{148949}}^1$

素因数の和:148963

約数の個数: 16

約数和(自身を含む): 35748000

約数和(自身を除く): 15639885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 148949, 446847, 744745, 1340541, 2234235, 4021623, 6702705, 20108115]

約数ペア:

[(1, 20108115), (3, 6702705), (5, 4021623), (9, 2234235), (15, 1340541), (27, 744745), (45, 446847), (135, 148949)]