20174496989

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{21383}}^1$

素因数の和:21569

約数の個数: 32

約数和(自身を含む): 23648993280

約数和(自身を除く): 3474496291

約数列:

[1, 17, 19, 23, 127, 323, 391, 437, 2159, 2413, 2921, 7429, 21383, 41021, 49657, 55499, 363511, 406277, 491809, 943483, 2715641, 6906709, 8360753, 9344371, 46165897, 51597179, 62459743, 158854307, 877152043, 1061815631, 1186735117, 20174496989]

約数ペア:

[(1, 20174496989), (17, 1186735117), (19, 1061815631), (23, 877152043), (127, 158854307), (323, 62459743), (391, 51597179), (437, 46165897), (2159, 9344371), (2413, 8360753), (2921, 6906709), (7429, 2715641), (21383, 943483), (41021, 491809), (49657, 406277), (55499, 363511)]