20123352496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9833}}^1\times {\mathrm{9839}}^1$

素因数の和:19693

約数の個数: 40

約数和(自身を含む): 41996687040

約数和(自身を除く): 21873334544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9833, 9839, 19666, 19678, 39332, 39356, 78664, 78712, 127829, 127907, 157328, 157424, 255658, 255814, 511316, 511628, 1022632, 1023256, 2045264, 2046512, 96746887, 193493774, 386987548, 773975096, 1257709531, 1547950192, 2515419062, 5030838124, 10061676248, 20123352496]

約数ペア:

[(1, 20123352496), (2, 10061676248), (4, 5030838124), (8, 2515419062), (13, 1547950192), (16, 1257709531), (26, 773975096), (52, 386987548), (104, 193493774), (208, 96746887), (9833, 2046512), (9839, 2045264), (19666, 1023256), (19678, 1022632), (39332, 511628), (39356, 511316), (78664, 255814), (78712, 255658), (127829, 157424), (127907, 157328)]