19441455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 17883345

約数列:

[1, 3, 5, 11, 15, 17, 29, 33, 51, 55, 85, 87, 145, 165, 187, 239, 255, 319, 435, 493, 561, 717, 935, 957, 1195, 1479, 1595, 2465, 2629, 2805, 3585, 4063, 4785, 5423, 6931, 7395, 7887, 12189, 13145, 16269, 20315, 20793, 27115, 34655, 39435, 44693, 60945, 76241, 81345, 103965, 117827, 134079, 223465, 228723, 353481, 381205, 589135, 670395, 1143615, 1296097, 1767405, 3888291, 6480485, 19441455]

約数ペア:

[(1, 19441455), (3, 6480485), (5, 3888291), (11, 1767405), (15, 1296097), (17, 1143615), (29, 670395), (33, 589135), (51, 381205), (55, 353481), (85, 228723), (87, 223465), (145, 134079), (165, 117827), (187, 103965), (239, 81345), (255, 76241), (319, 60945), (435, 44693), (493, 39435), (561, 34655), (717, 27115), (935, 20793), (957, 20315), (1195, 16269), (1479, 13145), (1595, 12189), (2465, 7887), (2629, 7395), (2805, 6931), (3585, 5423), (4063, 4785)]