20123090904

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{106661}}^1$

素因数の和:107800

約数の個数: 64

約数和(自身を含む): 57546282240

約数和(自身を除く): 37423191336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1123, 2246, 3369, 4492, 6738, 7861, 8984, 13476, 15722, 23583, 26952, 31444, 47166, 62888, 94332, 106661, 188664, 213322, 319983, 426644, 639966, 746627, 853288, 1279932, 1493254, 2239881, 2559864, 2986508, 4479762, 5973016, 8959524, 17919048, 119780303, 239560606, 359340909, 479121212, 718681818, 838462121, 958242424, 1437363636, 1676924242, 2515386363, 2874727272, 3353848484, 5030772726, 6707696968, 10061545452, 20123090904]

約数ペア:

[(1, 20123090904), (2, 10061545452), (3, 6707696968), (4, 5030772726), (6, 3353848484), (7, 2874727272), (8, 2515386363), (12, 1676924242), (14, 1437363636), (21, 958242424), (24, 838462121), (28, 718681818), (42, 479121212), (56, 359340909), (84, 239560606), (168, 119780303), (1123, 17919048), (2246, 8959524), (3369, 5973016), (4492, 4479762), (6738, 2986508), (7861, 2559864), (8984, 2239881), (13476, 1493254), (15722, 1279932), (23583, 853288), (26952, 746627), (31444, 639966), (47166, 426644), (62888, 319983), (94332, 213322), (106661, 188664)]