20622812

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 44470272

約数和(自身を除く): 23847460

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1033, 1426, 2066, 2852, 4132, 4991, 7231, 9982, 14462, 19964, 23759, 28924, 32023, 47518, 64046, 95036, 128092, 166313, 224161, 332626, 448322, 665252, 736529, 896644, 1473058, 2946116, 5155703, 10311406, 20622812]

約数ペア:

[(1, 20622812), (2, 10311406), (4, 5155703), (7, 2946116), (14, 1473058), (23, 896644), (28, 736529), (31, 665252), (46, 448322), (62, 332626), (92, 224161), (124, 166313), (161, 128092), (217, 95036), (322, 64046), (434, 47518), (644, 32023), (713, 28924), (868, 23759), (1033, 19964), (1426, 14462), (2066, 9982), (2852, 7231), (4132, 4991)]