20145554451

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{26267}}^1$

素因数の和:26472

約数の個数: 48

約数和(自身を含む): 32520204288

約数和(自身を除く): 12374649837

約数列:

[1, 3, 9, 11, 33, 61, 99, 127, 183, 381, 549, 671, 1143, 1397, 2013, 4191, 6039, 7747, 12573, 23241, 26267, 69723, 78801, 85217, 236403, 255651, 288937, 766953, 866811, 1602287, 2600433, 3335909, 4806861, 10007727, 14420583, 17625157, 30023181, 36694999, 52875471, 110084997, 158626413, 203490449, 330254991, 610471347, 1831414041, 2238394939, 6715184817, 20145554451]

約数ペア:

[(1, 20145554451), (3, 6715184817), (9, 2238394939), (11, 1831414041), (33, 610471347), (61, 330254991), (99, 203490449), (127, 158626413), (183, 110084997), (381, 52875471), (549, 36694999), (671, 30023181), (1143, 17625157), (1397, 14420583), (2013, 10007727), (4191, 4806861), (6039, 3335909), (7747, 2600433), (12573, 1602287), (23241, 866811), (26267, 766953), (69723, 288937), (78801, 255651), (85217, 236403)]