18161928

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1851

約数の個数: 64

約数和(自身を含む): 51552000

約数和(自身を除く): 33390072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 1128, 1269, 1692, 1789, 2538, 3384, 3578, 5076, 5367, 7156, 10152, 10734, 14312, 16101, 21468, 32202, 42936, 48303, 64404, 84083, 96606, 128808, 168166, 193212, 252249, 336332, 386424, 504498, 672664, 756747, 1008996, 1513494, 2017992, 2270241, 3026988, 4540482, 6053976, 9080964, 18161928]

約数ペア:

[(1, 18161928), (2, 9080964), (3, 6053976), (4, 4540482), (6, 3026988), (8, 2270241), (9, 2017992), (12, 1513494), (18, 1008996), (24, 756747), (27, 672664), (36, 504498), (47, 386424), (54, 336332), (72, 252249), (94, 193212), (108, 168166), (141, 128808), (188, 96606), (216, 84083), (282, 64404), (376, 48303), (423, 42936), (564, 32202), (846, 21468), (1128, 16101), (1269, 14312), (1692, 10734), (1789, 10152), (2538, 7156), (3384, 5367), (3578, 5076)]