20413276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{859}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 38600240

約数和(自身を除く): 18186964

約数列:

[1, 2, 4, 13, 26, 52, 457, 859, 914, 1718, 1828, 3436, 5941, 11167, 11882, 22334, 23764, 44668, 392563, 785126, 1570252, 5103319, 10206638, 20413276]

約数ペア:

[(1, 20413276), (2, 10206638), (4, 5103319), (13, 1570252), (26, 785126), (52, 392563), (457, 44668), (859, 23764), (914, 22334), (1718, 11882), (1828, 11167), (3436, 5941)]