19973152

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 20850848

約数列:

[1, 2, 4, 8, 16, 32, 59, 71, 118, 142, 149, 236, 284, 298, 472, 568, 596, 944, 1136, 1192, 1888, 2272, 2384, 4189, 4768, 8378, 8791, 10579, 16756, 17582, 21158, 33512, 35164, 42316, 67024, 70328, 84632, 134048, 140656, 169264, 281312, 338528, 624161, 1248322, 2496644, 4993288, 9986576, 19973152]

約数ペア:

[(1, 19973152), (2, 9986576), (4, 4993288), (8, 2496644), (16, 1248322), (32, 624161), (59, 338528), (71, 281312), (118, 169264), (142, 140656), (149, 134048), (236, 84632), (284, 70328), (298, 67024), (472, 42316), (568, 35164), (596, 33512), (944, 21158), (1136, 17582), (1192, 16756), (1888, 10579), (2272, 8791), (2384, 8378), (4189, 4768)]