20935055907

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{83257}}^1$

素因数の和:83472

約数の個数: 32

約数和(自身を含む): 31704646400

約数和(自身を除く): 10769590493

約数列:

[1, 3, 9, 27, 67, 139, 201, 417, 603, 1251, 1809, 3753, 9313, 27939, 83257, 83817, 249771, 251451, 749313, 2247939, 5578219, 11572723, 16734657, 34718169, 50203971, 104154507, 150611913, 312463521, 775372441, 2326117323, 6978351969, 20935055907]

約数ペア:

[(1, 20935055907), (3, 6978351969), (9, 2326117323), (27, 775372441), (67, 312463521), (139, 150611913), (201, 104154507), (417, 50203971), (603, 34718169), (1251, 16734657), (1809, 11572723), (3753, 5578219), (9313, 2247939), (27939, 749313), (83257, 251451), (83817, 249771)]