38180818

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 66090816

約数和(自身を除く): 27909998

約数列:

[1, 2, 13, 26, 37, 43, 71, 74, 86, 142, 169, 338, 481, 559, 923, 962, 1118, 1591, 1846, 2627, 3053, 3182, 5254, 6106, 6253, 7267, 11999, 12506, 14534, 20683, 23998, 34151, 39689, 41366, 68302, 79378, 112961, 225922, 268879, 443963, 515957, 537758, 887926, 1031914, 1468493, 2936986, 19090409, 38180818]

約数ペア:

[(1, 38180818), (2, 19090409), (13, 2936986), (26, 1468493), (37, 1031914), (43, 887926), (71, 537758), (74, 515957), (86, 443963), (142, 268879), (169, 225922), (338, 112961), (481, 79378), (559, 68302), (923, 41366), (962, 39689), (1118, 34151), (1591, 23998), (1846, 20683), (2627, 14534), (3053, 12506), (3182, 11999), (5254, 7267), (6106, 6253)]