20118113859

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{13553}}^1$

素因数の和:13947

約数の個数: 32

約数和(自身を含む): 28282535424

約数和(自身を除く): 8164421565

約数列:

[1, 3, 37, 43, 111, 129, 311, 933, 1591, 4773, 11507, 13373, 13553, 34521, 40119, 40659, 494801, 501461, 582779, 1484403, 1504383, 1748337, 4214983, 12644949, 21562823, 64688469, 155954371, 181244269, 467863113, 543732807, 6706037953, 20118113859]

約数ペア:

[(1, 20118113859), (3, 6706037953), (37, 543732807), (43, 467863113), (111, 181244269), (129, 155954371), (311, 64688469), (933, 21562823), (1591, 12644949), (4773, 4214983), (11507, 1748337), (13373, 1504383), (13553, 1484403), (34521, 582779), (40119, 501461), (40659, 494801)]