388664012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{9739}}^1$

素因数の和:10661

約数の個数: 24

約数和(自身を含む): 742889280

約数和(自身を除く): 354225268

約数列:

[1, 2, 4, 11, 22, 44, 907, 1814, 3628, 9739, 9977, 19478, 19954, 38956, 39908, 107129, 214258, 428516, 8833273, 17666546, 35333092, 97166003, 194332006, 388664012]

約数ペア:

[(1, 388664012), (2, 194332006), (4, 97166003), (11, 35333092), (22, 17666546), (44, 8833273), (907, 428516), (1814, 214258), (3628, 107129), (9739, 39908), (9977, 38956), (19478, 19954)]