20289948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12713}}^1$

素因数の和:12746

約数の個数: 48

約数和(自身を含む): 56958720

約数和(自身を除く): 36668772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 12713, 25426, 38139, 50852, 76278, 88991, 152556, 177982, 241547, 266973, 355964, 483094, 533946, 724641, 966188, 1067892, 1449282, 1690829, 2898564, 3381658, 5072487, 6763316, 10144974, 20289948]

約数ペア:

[(1, 20289948), (2, 10144974), (3, 6763316), (4, 5072487), (6, 3381658), (7, 2898564), (12, 1690829), (14, 1449282), (19, 1067892), (21, 966188), (28, 724641), (38, 533946), (42, 483094), (57, 355964), (76, 266973), (84, 241547), (114, 177982), (133, 152556), (228, 88991), (266, 76278), (399, 50852), (532, 38139), (798, 25426), (1596, 12713)]