20512707636071

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1\times {\mathrm{2309}}^1\times {\mathrm{37489}}^1$

素因数の和:40251

約数の個数: 32

約数和(自身を含む): 23763561360000

約数和(自身を除く): 3250853723929

約数列:

[1, 7, 97, 349, 679, 2309, 2443, 16163, 33853, 37489, 223973, 236971, 262423, 805841, 1567811, 3636433, 5640887, 13083661, 25455031, 78166577, 86562101, 91585627, 547166039, 605934707, 1269115117, 8396523797, 8883805819, 30210173249, 58775666579, 211471212743, 2930386805153, 20512707636071]

約数ペア:

[(1, 20512707636071), (7, 2930386805153), (97, 211471212743), (349, 58775666579), (679, 30210173249), (2309, 8883805819), (2443, 8396523797), (16163, 1269115117), (33853, 605934707), (37489, 547166039), (223973, 91585627), (236971, 86562101), (262423, 78166577), (805841, 25455031), (1567811, 13083661), (3636433, 5640887)]