20308606

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 13076354

約数列:

[1, 2, 19, 38, 47, 83, 94, 137, 166, 274, 893, 1577, 1786, 2603, 3154, 3901, 5206, 6439, 7802, 11371, 12878, 22742, 74119, 122341, 148238, 216049, 244682, 432098, 534437, 1068874, 10154303, 20308606]

約数ペア:

[(1, 20308606), (2, 10154303), (19, 1068874), (38, 534437), (47, 432098), (83, 244682), (94, 216049), (137, 148238), (166, 122341), (274, 74119), (893, 22742), (1577, 12878), (1786, 11371), (2603, 7802), (3154, 6439), (3901, 5206)]