20039265

素因数分解:

$3^3\times 5^1\times {\mathrm{148439}}^1$

素因数の和:148453

約数の個数: 16

約数和(自身を含む): 35625600

約数和(自身を除く): 15586335

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 148439, 445317, 742195, 1335951, 2226585, 4007853, 6679755, 20039265]

約数ペア:

[(1, 20039265), (3, 6679755), (5, 4007853), (9, 2226585), (15, 1335951), (27, 742195), (45, 445317), (135, 148439)]