16948818

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 39744000

約数和(自身を除く): 22795182

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 79, 87, 137, 158, 174, 237, 261, 274, 411, 474, 522, 711, 783, 822, 1233, 1422, 1566, 2133, 2291, 2466, 3699, 3973, 4266, 4582, 6873, 7398, 7946, 10823, 11919, 13746, 20619, 21646, 23838, 32469, 35757, 41238, 61857, 64938, 71514, 97407, 107271, 123714, 194814, 214542, 292221, 313867, 584442, 627734, 941601, 1883202, 2824803, 5649606, 8474409, 16948818]

約数ペア:

[(1, 16948818), (2, 8474409), (3, 5649606), (6, 2824803), (9, 1883202), (18, 941601), (27, 627734), (29, 584442), (54, 313867), (58, 292221), (79, 214542), (87, 194814), (137, 123714), (158, 107271), (174, 97407), (237, 71514), (261, 64938), (274, 61857), (411, 41238), (474, 35757), (522, 32469), (711, 23838), (783, 21646), (822, 20619), (1233, 13746), (1422, 11919), (1566, 10823), (2133, 7946), (2291, 7398), (2466, 6873), (3699, 4582), (3973, 4266)]