18428718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 46490112

約数和(自身を除く): 28061394

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 113, 154, 226, 231, 339, 353, 462, 678, 706, 791, 1059, 1243, 1582, 2118, 2373, 2471, 2486, 3729, 3883, 4746, 4942, 7413, 7458, 7766, 8701, 11649, 14826, 17402, 23298, 26103, 27181, 39889, 52206, 54362, 79778, 81543, 119667, 163086, 239334, 279223, 438779, 558446, 837669, 877558, 1316337, 1675338, 2632674, 3071453, 6142906, 9214359, 18428718]

約数ペア:

[(1, 18428718), (2, 9214359), (3, 6142906), (6, 3071453), (7, 2632674), (11, 1675338), (14, 1316337), (21, 877558), (22, 837669), (33, 558446), (42, 438779), (66, 279223), (77, 239334), (113, 163086), (154, 119667), (226, 81543), (231, 79778), (339, 54362), (353, 52206), (462, 39889), (678, 27181), (706, 26103), (791, 23298), (1059, 17402), (1243, 14826), (1582, 11649), (2118, 8701), (2373, 7766), (2471, 7458), (2486, 7413), (3729, 4942), (3883, 4746)]