20171474576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{45247}}^1$

素因数の和:45432

約数の個数: 80

約数和(自身を含む): 45447091200

約数和(自身を除く): 25275616624

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 149, 176, 187, 272, 298, 374, 596, 748, 1192, 1496, 1639, 2384, 2533, 2992, 3278, 5066, 6556, 10132, 13112, 20264, 26224, 27863, 40528, 45247, 55726, 90494, 111452, 180988, 222904, 361976, 445808, 497717, 723952, 769199, 995434, 1538398, 1990868, 3076796, 3981736, 6153592, 6741803, 7963472, 8461189, 12307184, 13483606, 16922378, 26967212, 33844756, 53934424, 67689512, 74159833, 107868848, 114610651, 135379024, 148319666, 229221302, 296639332, 458442604, 593278664, 916885208, 1186557328, 1260717161, 1833770416, 2521434322, 5042868644, 10085737288, 20171474576]

約数ペア:

[(1, 20171474576), (2, 10085737288), (4, 5042868644), (8, 2521434322), (11, 1833770416), (16, 1260717161), (17, 1186557328), (22, 916885208), (34, 593278664), (44, 458442604), (68, 296639332), (88, 229221302), (136, 148319666), (149, 135379024), (176, 114610651), (187, 107868848), (272, 74159833), (298, 67689512), (374, 53934424), (596, 33844756), (748, 26967212), (1192, 16922378), (1496, 13483606), (1639, 12307184), (2384, 8461189), (2533, 7963472), (2992, 6741803), (3278, 6153592), (5066, 3981736), (6556, 3076796), (10132, 1990868), (13112, 1538398), (20264, 995434), (26224, 769199), (27863, 723952), (40528, 497717), (45247, 445808), (55726, 361976), (90494, 222904), (111452, 180988)]