20809625782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 34927200000

約数和(自身を除く): 14117574218

約数列:

[1, 2, 11, 22, 109, 139, 149, 218, 278, 298, 419, 838, 1199, 1529, 1639, 2398, 3058, 3278, 4609, 9218, 15151, 16241, 20711, 30302, 32482, 41422, 45671, 58241, 62431, 91342, 116482, 124862, 166661, 178651, 227821, 333322, 357302, 455642, 502381, 640651, 686741, 1004762, 1281302, 1373482, 2257499, 4514998, 6348269, 6804979, 8677909, 12696538, 13609958, 17355818, 24832489, 49664978, 69830959, 74854769, 95456999, 139661918, 149709538, 190913998, 945892081, 1891784162, 10404812891, 20809625782]

約数ペア:

[(1, 20809625782), (2, 10404812891), (11, 1891784162), (22, 945892081), (109, 190913998), (139, 149709538), (149, 139661918), (218, 95456999), (278, 74854769), (298, 69830959), (419, 49664978), (838, 24832489), (1199, 17355818), (1529, 13609958), (1639, 12696538), (2398, 8677909), (3058, 6804979), (3278, 6348269), (4609, 4514998), (9218, 2257499), (15151, 1373482), (16241, 1281302), (20711, 1004762), (30302, 686741), (32482, 640651), (41422, 502381), (45671, 455642), (58241, 357302), (62431, 333322), (91342, 227821), (116482, 178651), (124862, 166661)]