20046868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 36154944

約数和(自身を除く): 16108076

約数列:

[1, 2, 4, 41, 82, 164, 251, 487, 502, 974, 1004, 1948, 10291, 19967, 20582, 39934, 41164, 79868, 122237, 244474, 488948, 5011717, 10023434, 20046868]

約数ペア:

[(1, 20046868), (2, 10023434), (4, 5011717), (41, 488948), (82, 244474), (164, 122237), (251, 79868), (487, 41164), (502, 39934), (974, 20582), (1004, 19967), (1948, 10291)]