20219858854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{3803}}^1$

素因数の和:4381

約数の個数: 64

約数和(自身を含む): 36166362624

約数和(自身を除く): 15946503770

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 523, 598, 782, 1046, 3803, 5083, 6799, 7606, 8891, 10166, 12029, 13598, 17782, 24058, 49439, 64651, 87469, 98878, 115583, 129302, 156377, 174938, 204493, 231166, 312754, 408986, 840463, 1137097, 1486973, 1680926, 1988969, 2274194, 2658409, 2973946, 3977938, 5316818, 19330649, 25856597, 33812473, 38661298, 45746287, 51713194, 67624946, 91492574, 439562149, 594701731, 777686879, 879124298, 1189403462, 1555373758, 10109929427, 20219858854]

約数ペア:

[(1, 20219858854), (2, 10109929427), (13, 1555373758), (17, 1189403462), (23, 879124298), (26, 777686879), (34, 594701731), (46, 439562149), (221, 91492574), (299, 67624946), (391, 51713194), (442, 45746287), (523, 38661298), (598, 33812473), (782, 25856597), (1046, 19330649), (3803, 5316818), (5083, 3977938), (6799, 2973946), (7606, 2658409), (8891, 2274194), (10166, 1988969), (12029, 1680926), (13598, 1486973), (17782, 1137097), (24058, 840463), (49439, 408986), (64651, 312754), (87469, 231166), (98878, 204493), (115583, 174938), (129302, 156377)]