19620692

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2837}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 44499840

約数和(自身を除く): 24879148

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2837, 3458, 5674, 6916, 11348, 19859, 36881, 39718, 53903, 73762, 79436, 107806, 147524, 215612, 258167, 377321, 516334, 700739, 754642, 1032668, 1401478, 1509284, 2802956, 4905173, 9810346, 19620692]

約数ペア:

[(1, 19620692), (2, 9810346), (4, 4905173), (7, 2802956), (13, 1509284), (14, 1401478), (19, 1032668), (26, 754642), (28, 700739), (38, 516334), (52, 377321), (76, 258167), (91, 215612), (133, 147524), (182, 107806), (247, 79436), (266, 73762), (364, 53903), (494, 39718), (532, 36881), (988, 19859), (1729, 11348), (2837, 6916), (3458, 5674)]