25581886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 43843680

約数和(自身を除く): 18261794

約数列:

[1, 2, 11, 22, 29, 58, 101, 202, 319, 397, 638, 794, 1111, 2222, 2929, 4367, 5858, 8734, 11513, 23026, 32219, 40097, 64438, 80194, 126643, 253286, 441067, 882134, 1162813, 2325626, 12790943, 25581886]

約数ペア:

[(1, 25581886), (2, 12790943), (11, 2325626), (22, 1162813), (29, 882134), (58, 441067), (101, 253286), (202, 126643), (319, 80194), (397, 64438), (638, 40097), (794, 32219), (1111, 23026), (2222, 11513), (2929, 8734), (4367, 5858)]