20416385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1171}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 26834112

約数和(自身を除く): 6417727

約数列:

[1, 5, 11, 55, 317, 1171, 1585, 3487, 5855, 12881, 17435, 64405, 371207, 1856035, 4083277, 20416385]

約数ペア:

[(1, 20416385), (5, 4083277), (11, 1856035), (55, 371207), (317, 64405), (1171, 17435), (1585, 12881), (3487, 5855)]