19783035

素因数分解:

$3^4\times 5^1\times {\mathrm{48847}}^1$

素因数の和:48864

約数の個数: 20

約数和(自身を含む): 35463648

約数和(自身を除く): 15680613

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 48847, 146541, 244235, 439623, 732705, 1318869, 2198115, 3956607, 6594345, 19783035]

約数ペア:

[(1, 19783035), (3, 6594345), (5, 3956607), (9, 2198115), (15, 1318869), (27, 732705), (45, 439623), (81, 244235), (135, 146541), (405, 48847)]