19853008

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10427}}^1$

素因数の和:10459

約数の個数: 40

約数和(自身を含む): 46550592

約数和(自身を除く): 26697584

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10427, 20854, 41708, 72989, 83416, 145978, 166832, 177259, 291956, 354518, 583912, 709036, 1167824, 1240813, 1418072, 2481626, 2836144, 4963252, 9926504, 19853008]

約数ペア:

[(1, 19853008), (2, 9926504), (4, 4963252), (7, 2836144), (8, 2481626), (14, 1418072), (16, 1240813), (17, 1167824), (28, 709036), (34, 583912), (56, 354518), (68, 291956), (112, 177259), (119, 166832), (136, 145978), (238, 83416), (272, 72989), (476, 41708), (952, 20854), (1904, 10427)]