20797259153

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^2\times {\mathrm{263}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 24648053760

約数和(自身を除く): 3850794607

約数列:

[1, 11, 19, 71, 73, 209, 263, 781, 803, 1349, 1387, 2893, 4997, 5183, 5329, 14839, 15257, 18673, 19199, 54967, 57013, 58619, 98477, 101251, 205403, 211189, 354787, 364781, 378359, 1083247, 1113761, 1363129, 1401527, 3902657, 4012591, 4161949, 7188821, 14994419, 15416797, 25899451, 26629013, 79077031, 99508417, 284893961, 292919143, 1094592587, 1890659923, 20797259153]

約数ペア:

[(1, 20797259153), (11, 1890659923), (19, 1094592587), (71, 292919143), (73, 284893961), (209, 99508417), (263, 79077031), (781, 26629013), (803, 25899451), (1349, 15416797), (1387, 14994419), (2893, 7188821), (4997, 4161949), (5183, 4012591), (5329, 3902657), (14839, 1401527), (15257, 1363129), (18673, 1113761), (19199, 1083247), (54967, 378359), (57013, 364781), (58619, 354787), (98477, 211189), (101251, 205403)]