20938968

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17107}}^1$

素因数の和:17136

約数の個数: 48

約数和(自身を含む): 60049080

約数和(自身を除く): 39110112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17107, 34214, 51321, 68428, 102642, 136856, 153963, 205284, 290819, 307926, 410568, 581638, 615852, 872457, 1163276, 1231704, 1744914, 2326552, 2617371, 3489828, 5234742, 6979656, 10469484, 20938968]

約数ペア:

[(1, 20938968), (2, 10469484), (3, 6979656), (4, 5234742), (6, 3489828), (8, 2617371), (9, 2326552), (12, 1744914), (17, 1231704), (18, 1163276), (24, 872457), (34, 615852), (36, 581638), (51, 410568), (68, 307926), (72, 290819), (102, 205284), (136, 153963), (153, 136856), (204, 102642), (306, 68428), (408, 51321), (612, 34214), (1224, 17107)]