13778204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{643}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 26398848

約数和(自身を除く): 12620644

約数列:

[1, 2, 4, 11, 22, 44, 487, 643, 974, 1286, 1948, 2572, 5357, 7073, 10714, 14146, 21428, 28292, 313141, 626282, 1252564, 3444551, 6889102, 13778204]

約数ペア:

[(1, 13778204), (2, 6889102), (4, 3444551), (11, 1252564), (22, 626282), (44, 313141), (487, 28292), (643, 21428), (974, 14146), (1286, 10714), (1948, 7073), (2572, 5357)]