16756564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:504

約数の個数: 36

約数和(自身を含む): 32678100

約数和(自身を除く): 15921536

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 389, 484, 778, 979, 1556, 1958, 3916, 4279, 8558, 10769, 17116, 21538, 34621, 43076, 47069, 69242, 94138, 138484, 188276, 380831, 761662, 1523324, 4189141, 8378282, 16756564]

約数ペア:

[(1, 16756564), (2, 8378282), (4, 4189141), (11, 1523324), (22, 761662), (44, 380831), (89, 188276), (121, 138484), (178, 94138), (242, 69242), (356, 47069), (389, 43076), (484, 34621), (778, 21538), (979, 17116), (1556, 10769), (1958, 8558), (3916, 4279)]