16972852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 34574400

約数和(自身を除く): 17601548

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 419, 494, 533, 779, 838, 988, 1066, 1558, 1676, 2132, 3116, 5447, 7961, 10127, 10894, 15922, 17179, 20254, 21788, 31844, 34358, 40508, 68716, 103493, 206986, 223327, 326401, 413972, 446654, 652802, 893308, 1305604, 4243213, 8486426, 16972852]

約数ペア:

[(1, 16972852), (2, 8486426), (4, 4243213), (13, 1305604), (19, 893308), (26, 652802), (38, 446654), (41, 413972), (52, 326401), (76, 223327), (82, 206986), (164, 103493), (247, 68716), (419, 40508), (494, 34358), (533, 31844), (779, 21788), (838, 20254), (988, 17179), (1066, 15922), (1558, 10894), (1676, 10127), (2132, 7961), (3116, 5447)]