18756382

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12088418

約数列:

[1, 2, 19, 38, 53, 67, 106, 134, 139, 278, 1007, 1273, 2014, 2546, 2641, 3551, 5282, 7102, 7367, 9313, 14734, 18626, 67469, 134938, 139973, 176947, 279946, 353894, 493589, 987178, 9378191, 18756382]

約数ペア:

[(1, 18756382), (2, 9378191), (19, 987178), (38, 493589), (53, 353894), (67, 279946), (106, 176947), (134, 139973), (139, 134938), (278, 67469), (1007, 18626), (1273, 14734), (2014, 9313), (2546, 7367), (2641, 7102), (3551, 5282)]