19774724

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2615

約数の個数: 24

約数和(自身を含む): 36226008

約数和(自身を除く): 16451284

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 2521, 3922, 5042, 7844, 10084, 93277, 133613, 186554, 267226, 373108, 534452, 4943681, 9887362, 19774724]

約数ペア:

[(1, 19774724), (2, 9887362), (4, 4943681), (37, 534452), (53, 373108), (74, 267226), (106, 186554), (148, 133613), (212, 93277), (1961, 10084), (2521, 7844), (3922, 5042)]