20121207484

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{51473}}^1$

素因数の和:52114

約数の個数: 48

約数和(自身を含む): 42062082048

約数和(自身を除く): 21940874564

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 607, 644, 1214, 2428, 4249, 8498, 13961, 16996, 27922, 51473, 55844, 97727, 102946, 195454, 205892, 360311, 390908, 720622, 1183879, 1441244, 2367758, 4735516, 8287153, 16574306, 31244111, 33148612, 62488222, 124976444, 218708777, 437417554, 718614553, 874835108, 1437229106, 2874458212, 5030301871, 10060603742, 20121207484]

約数ペア:

[(1, 20121207484), (2, 10060603742), (4, 5030301871), (7, 2874458212), (14, 1437229106), (23, 874835108), (28, 718614553), (46, 437417554), (92, 218708777), (161, 124976444), (322, 62488222), (607, 33148612), (644, 31244111), (1214, 16574306), (2428, 8287153), (4249, 4735516), (8498, 2367758), (13961, 1441244), (16996, 1183879), (27922, 720622), (51473, 390908), (55844, 360311), (97727, 205892), (102946, 195454)]