18696328

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24849272

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 56, 68, 82, 119, 136, 164, 238, 287, 328, 476, 479, 574, 697, 952, 958, 1148, 1394, 1916, 2296, 2788, 3353, 3832, 4879, 5576, 6706, 8143, 9758, 13412, 16286, 19516, 19639, 26824, 32572, 39032, 39278, 57001, 65144, 78556, 114002, 137473, 157112, 228004, 274946, 333863, 456008, 549892, 667726, 1099784, 1335452, 2337041, 2670904, 4674082, 9348164, 18696328]

約数ペア:

[(1, 18696328), (2, 9348164), (4, 4674082), (7, 2670904), (8, 2337041), (14, 1335452), (17, 1099784), (28, 667726), (34, 549892), (41, 456008), (56, 333863), (68, 274946), (82, 228004), (119, 157112), (136, 137473), (164, 114002), (238, 78556), (287, 65144), (328, 57001), (476, 39278), (479, 39032), (574, 32572), (697, 26824), (952, 19639), (958, 19516), (1148, 16286), (1394, 13412), (1916, 9758), (2296, 8143), (2788, 6706), (3353, 5576), (3832, 4879)]