20163665403

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{19603}}^1$

素因数の和:20208

約数の個数: 48

約数和(自身を含む): 34496766720

約数和(自身を除く): 14333101317

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 563, 609, 1689, 1827, 3941, 5067, 11823, 16327, 19603, 35469, 48981, 58809, 114289, 137221, 146943, 176427, 342867, 411663, 568487, 1028601, 1234989, 1705461, 3979409, 5116383, 11036489, 11938227, 33109467, 35814681, 77255423, 99328401, 231766269, 320058181, 695298807, 960174543, 2240407267, 2880523629, 6721221801, 20163665403]

約数ペア:

[(1, 20163665403), (3, 6721221801), (7, 2880523629), (9, 2240407267), (21, 960174543), (29, 695298807), (63, 320058181), (87, 231766269), (203, 99328401), (261, 77255423), (563, 35814681), (609, 33109467), (1689, 11938227), (1827, 11036489), (3941, 5116383), (5067, 3979409), (11823, 1705461), (16327, 1234989), (19603, 1028601), (35469, 568487), (48981, 411663), (58809, 342867), (114289, 176427), (137221, 146943)]