20740275

素因数分解:

$3^2\times 5^2\times {\mathrm{92179}}^1$

素因数の和:92195

約数の個数: 18

約数和(自身を含む): 37148540

約数和(自身を除く): 16408265

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 92179, 276537, 460895, 829611, 1382685, 2304475, 4148055, 6913425, 20740275]

約数ペア:

[(1, 20740275), (3, 6913425), (5, 4148055), (9, 2304475), (15, 1382685), (25, 829611), (45, 460895), (75, 276537), (225, 92179)]