20161834

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 39152160

約数和(自身を除く): 18990326

約数列:

[1, 2, 7, 11, 14, 22, 49, 59, 77, 98, 118, 154, 317, 413, 539, 634, 649, 826, 1078, 1298, 2219, 2891, 3487, 4438, 4543, 5782, 6974, 9086, 15533, 18703, 24409, 31066, 31801, 37406, 48818, 63602, 130921, 170863, 205733, 261842, 341726, 411466, 916447, 1440131, 1832894, 2880262, 10080917, 20161834]

約数ペア:

[(1, 20161834), (2, 10080917), (7, 2880262), (11, 1832894), (14, 1440131), (22, 916447), (49, 411466), (59, 341726), (77, 261842), (98, 205733), (118, 170863), (154, 130921), (317, 63602), (413, 48818), (539, 37406), (634, 31801), (649, 31066), (826, 24409), (1078, 18703), (1298, 15533), (2219, 9086), (2891, 6974), (3487, 5782), (4438, 4543)]