20007980055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{57901}}^1$

素因数の和:59016

約数の個数: 48

約数和(自身を含む): 39671671104

約数和(自身を除く): 19663691049

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1097, 3291, 5485, 7679, 9873, 16455, 23037, 38395, 49365, 57901, 69111, 115185, 173703, 289505, 345555, 405307, 521109, 868515, 1215921, 2026535, 2605545, 3647763, 6079605, 18238815, 63517397, 190552191, 317586985, 444621779, 571656573, 952760955, 1333865337, 2223108895, 2858282865, 4001596011, 6669326685, 20007980055]

約数ペア:

[(1, 20007980055), (3, 6669326685), (5, 4001596011), (7, 2858282865), (9, 2223108895), (15, 1333865337), (21, 952760955), (35, 571656573), (45, 444621779), (63, 317586985), (105, 190552191), (315, 63517397), (1097, 18238815), (3291, 6079605), (5485, 3647763), (7679, 2605545), (9873, 2026535), (16455, 1215921), (23037, 868515), (38395, 521109), (49365, 405307), (57901, 345555), (69111, 289505), (115185, 173703)]