20807876296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4415933}}^1$

素因数の和:4415989

約数の個数: 32

約数和(自身を含む): 42392966400

約数和(自身を除く): 21585090104

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 4415933, 8831866, 17663732, 35327464, 83902727, 136893923, 167805454, 273787846, 335610908, 547575692, 671221816, 1095151384, 2600984537, 5201969074, 10403938148, 20807876296]

約数ペア:

[(1, 20807876296), (2, 10403938148), (4, 5201969074), (8, 2600984537), (19, 1095151384), (31, 671221816), (38, 547575692), (62, 335610908), (76, 273787846), (124, 167805454), (152, 136893923), (248, 83902727), (589, 35327464), (1178, 17663732), (2356, 8831866), (4712, 4415933)]