19675148836

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1\times {\mathrm{9133}}^1$

素因数の和:10828

約数の個数: 48

約数和(自身を含む): 40216490496

約数和(自身を除く): 20541341660

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 1637, 3274, 6548, 9133, 11459, 18266, 22918, 36532, 45836, 63931, 76939, 127862, 153878, 255724, 307756, 429251, 538573, 858502, 1077146, 1717004, 2154292, 3004757, 6009514, 12019028, 14950721, 29901442, 59802884, 104655047, 209310094, 418620188, 702683887, 1405367774, 2810735548, 4918787209, 9837574418, 19675148836]

約数ペア:

[(1, 19675148836), (2, 9837574418), (4, 4918787209), (7, 2810735548), (14, 1405367774), (28, 702683887), (47, 418620188), (94, 209310094), (188, 104655047), (329, 59802884), (658, 29901442), (1316, 14950721), (1637, 12019028), (3274, 6009514), (6548, 3004757), (9133, 2154292), (11459, 1717004), (18266, 1077146), (22918, 858502), (36532, 538573), (45836, 429251), (63931, 307756), (76939, 255724), (127862, 153878)]