219978988

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{3137}}^1$

素因数の和:3561

約数の個数: 24

約数和(自身を含む): 394333632

約数和(自身を除く): 174354644

約数列:

[1, 2, 4, 47, 94, 188, 373, 746, 1492, 3137, 6274, 12548, 17531, 35062, 70124, 147439, 294878, 589756, 1170101, 2340202, 4680404, 54994747, 109989494, 219978988]

約数ペア:

[(1, 219978988), (2, 109989494), (4, 54994747), (47, 4680404), (94, 2340202), (188, 1170101), (373, 589756), (746, 294878), (1492, 147439), (3137, 70124), (6274, 35062), (12548, 17531)]