20196044918

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{68993}}^1$

素因数の和:69141

約数の個数: 48

約数和(自身を含む): 36809678880

約数和(自身を除く): 16613633962

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 103, 203, 206, 406, 721, 1421, 1442, 2842, 2987, 5047, 5974, 10094, 20909, 41818, 68993, 137986, 146363, 292726, 482951, 965902, 2000797, 3380657, 4001594, 6761314, 7106279, 14005579, 14212558, 28011158, 49743953, 98039053, 99487906, 196078106, 206082091, 348207671, 412164182, 696415342, 1442574637, 2885149274, 10098022459, 20196044918]

約数ペア:

[(1, 20196044918), (2, 10098022459), (7, 2885149274), (14, 1442574637), (29, 696415342), (49, 412164182), (58, 348207671), (98, 206082091), (103, 196078106), (203, 99487906), (206, 98039053), (406, 49743953), (721, 28011158), (1421, 14212558), (1442, 14005579), (2842, 7106279), (2987, 6761314), (5047, 4001594), (5974, 3380657), (10094, 2000797), (20909, 965902), (41818, 482951), (68993, 292726), (137986, 146363)]