19442038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 18861962

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 121, 154, 161, 242, 253, 322, 499, 506, 847, 998, 1694, 1771, 2783, 3493, 3542, 5489, 5566, 6986, 10978, 11477, 19481, 22954, 38423, 38962, 60379, 76846, 80339, 120758, 126247, 160678, 252494, 422653, 845306, 883729, 1388717, 1767458, 2777434, 9721019, 19442038]

約数ペア:

[(1, 19442038), (2, 9721019), (7, 2777434), (11, 1767458), (14, 1388717), (22, 883729), (23, 845306), (46, 422653), (77, 252494), (121, 160678), (154, 126247), (161, 120758), (242, 80339), (253, 76846), (322, 60379), (499, 38962), (506, 38423), (847, 22954), (998, 19481), (1694, 11477), (1771, 10978), (2783, 6986), (3493, 5566), (3542, 5489)]