19956002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 34905600

約数和(自身を除く): 14949598

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 319, 341, 638, 682, 899, 1009, 1798, 2018, 9889, 11099, 19778, 22198, 29261, 31279, 58522, 62558, 321871, 344069, 643742, 688138, 907091, 1814182, 9978001, 19956002]

約数ペア:

[(1, 19956002), (2, 9978001), (11, 1814182), (22, 907091), (29, 688138), (31, 643742), (58, 344069), (62, 321871), (319, 62558), (341, 58522), (638, 31279), (682, 29261), (899, 22198), (1009, 19778), (1798, 11099), (2018, 9889)]