20517958

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{4241}}^1$

素因数の和:4343

約数の個数: 16

約数和(自身を含む): 32069520

約数和(自身を除く): 11551562

約数列:

[1, 2, 41, 59, 82, 118, 2419, 4241, 4838, 8482, 173881, 250219, 347762, 500438, 10258979, 20517958]

約数ペア:

[(1, 20517958), (2, 10258979), (41, 500438), (59, 347762), (82, 250219), (118, 173881), (2419, 8482), (4241, 4838)]