20139089607

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{58687}}^1$

素因数の和:59132

約数の個数: 48

約数和(自身を含む): 35888885760

約数和(自身を除く): 15749796153

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 419, 819, 1257, 2933, 3771, 5447, 8799, 16341, 26397, 38129, 49023, 58687, 114387, 176061, 343161, 410809, 528183, 762931, 1232427, 2288793, 3697281, 5340517, 6866379, 16021551, 24589853, 48064653, 73769559, 172128971, 221308677, 319668089, 516386913, 959004267, 1549160739, 2237676623, 2877012801, 6713029869, 20139089607]

約数ペア:

[(1, 20139089607), (3, 6713029869), (7, 2877012801), (9, 2237676623), (13, 1549160739), (21, 959004267), (39, 516386913), (63, 319668089), (91, 221308677), (117, 172128971), (273, 73769559), (419, 48064653), (819, 24589853), (1257, 16021551), (2933, 6866379), (3771, 5340517), (5447, 3697281), (8799, 2288793), (16341, 1232427), (26397, 762931), (38129, 528183), (49023, 410809), (58687, 343161), (114387, 176061)]