19920081441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{23981}}^1$

素因数の和:24094

約数の個数: 48

約数和(自身を含む): 30700797120

約数和(自身を除く): 10780715679

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 361, 741, 767, 1083, 1121, 2301, 3363, 4693, 14079, 14573, 21299, 23981, 43719, 63897, 71943, 276887, 311753, 455639, 830661, 935259, 1366917, 1414879, 4244637, 5923307, 8657141, 17769921, 18393427, 25971423, 26882701, 55180281, 80648103, 112542833, 337628499, 349475113, 510771319, 1048425339, 1532313957, 6640027147, 19920081441]

約数ペア:

[(1, 19920081441), (3, 6640027147), (13, 1532313957), (19, 1048425339), (39, 510771319), (57, 349475113), (59, 337628499), (177, 112542833), (247, 80648103), (361, 55180281), (741, 26882701), (767, 25971423), (1083, 18393427), (1121, 17769921), (2301, 8657141), (3363, 5923307), (4693, 4244637), (14079, 1414879), (14573, 1366917), (21299, 935259), (23981, 830661), (43719, 455639), (63897, 311753), (71943, 276887)]