20189244481

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{6719}}^1$

素因数の和:7045

約数の個数: 32

約数和(自身を含む): 24318443520

約数和(自身を除く): 4129199039

約数列:

[1, 7, 31, 61, 217, 227, 427, 1589, 1891, 6719, 7037, 13237, 13847, 47033, 49259, 96929, 208289, 409859, 429257, 1458023, 1525213, 2869013, 3004799, 10676491, 12705629, 47281603, 88939403, 93037993, 330971221, 651265951, 2884177783, 20189244481]

約数ペア:

[(1, 20189244481), (7, 2884177783), (31, 651265951), (61, 330971221), (217, 93037993), (227, 88939403), (427, 47281603), (1589, 12705629), (1891, 10676491), (6719, 3004799), (7037, 2869013), (13237, 1525213), (13847, 1458023), (47033, 429257), (49259, 409859), (96929, 208289)]