16517644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 34546176

約数和(自身を除く): 18028532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 431, 572, 737, 862, 871, 1474, 1724, 1742, 2948, 3484, 4741, 5603, 9482, 9581, 11206, 18964, 19162, 22412, 28877, 38324, 57754, 61633, 115508, 123266, 246532, 317647, 375401, 635294, 750802, 1270588, 1501604, 4129411, 8258822, 16517644]

約数ペア:

[(1, 16517644), (2, 8258822), (4, 4129411), (11, 1501604), (13, 1270588), (22, 750802), (26, 635294), (44, 375401), (52, 317647), (67, 246532), (134, 123266), (143, 115508), (268, 61633), (286, 57754), (431, 38324), (572, 28877), (737, 22412), (862, 19162), (871, 18964), (1474, 11206), (1724, 9581), (1742, 9482), (2948, 5603), (3484, 4741)]