201907618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{19403}}^1$

素因数の和:19470

約数の個数: 24

約数和(自身を含む): 340656624

約数和(自身を除く): 138749006

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 19403, 38806, 213433, 426866, 834329, 1668658, 2347763, 4695526, 9177619, 18355238, 100953809, 201907618]

約数ペア:

[(1, 201907618), (2, 100953809), (11, 18355238), (22, 9177619), (43, 4695526), (86, 2347763), (121, 1668658), (242, 834329), (473, 426866), (946, 213433), (5203, 38806), (10406, 19403)]