19205728

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{9839}}^1$

素因数の和:9910

約数の個数: 24

約数和(自身を含む): 38435040

約数和(自身を除く): 19229312

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 9839, 19678, 39356, 78712, 157424, 314848, 600179, 1200358, 2400716, 4801432, 9602864, 19205728]

約数ペア:

[(1, 19205728), (2, 9602864), (4, 4801432), (8, 2400716), (16, 1200358), (32, 600179), (61, 314848), (122, 157424), (244, 78712), (488, 39356), (976, 19678), (1952, 9839)]