20160786919

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{2267}}^1$

素因数の和:2924

約数の個数: 48

約数和(自身を含む): 26409535488

約数和(自身を除く): 6248748569

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 607, 637, 1127, 2093, 2267, 4249, 7891, 13961, 14651, 15869, 29471, 29743, 52141, 55237, 97727, 111083, 181493, 206297, 364987, 386659, 677833, 684089, 1270451, 1376069, 1444079, 2554909, 4744831, 8893157, 9632483, 17888897, 31649587, 33213817, 67427381, 125222279, 221547109, 411444631, 876555953, 1550829763, 2880112417, 20160786919]

約数ペア:

[(1, 20160786919), (7, 2880112417), (13, 1550829763), (23, 876555953), (49, 411444631), (91, 221547109), (161, 125222279), (299, 67427381), (607, 33213817), (637, 31649587), (1127, 17888897), (2093, 9632483), (2267, 8893157), (4249, 4744831), (7891, 2554909), (13961, 1444079), (14651, 1376069), (15869, 1270451), (29471, 684089), (29743, 677833), (52141, 386659), (55237, 364987), (97727, 206297), (111083, 181493)]