20229071751

素因数分解:

$3^2\times 7^2\times {\mathrm{45870911}}^1$

素因数の和:45870931

約数の個数: 18

約数和(自身を含む): 33990345792

約数和(自身を除く): 13761274041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 45870911, 137612733, 321096377, 412838199, 963289131, 2247674639, 2889867393, 6743023917, 20229071751]

約数ペア:

[(1, 20229071751), (3, 6743023917), (7, 2889867393), (9, 2247674639), (21, 963289131), (49, 412838199), (63, 321096377), (147, 137612733), (441, 45870911)]