20197802303

素因数分解:

$7^3\times {\mathrm{2477}}^1\times {\mathrm{23773}}^1$

素因数の和:26271

約数の個数: 16

約数和(自身を含む): 23564788800

約数和(自身を除く): 3366986497

約数列:

[1, 7, 49, 343, 2477, 17339, 23773, 121373, 166411, 849611, 1164877, 8154139, 58885721, 412200047, 2885400329, 20197802303]

約数ペア:

[(1, 20197802303), (7, 2885400329), (49, 412200047), (343, 58885721), (2477, 8154139), (17339, 1164877), (23773, 849611), (121373, 166411)]